Home / 38,651.85-53,365.14-29,683.26

Finding the Fourth Proportional to 38,651.85, 53,365.14 and 29,683.26

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Solution

The fourth proportional to 38,651.85, 53,365.14 and 29,683.26 is: 40,982.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,651.85 : 53,365.14 = 29,683.26 : x
  2. Step 2: Convert to fraction form
    38,651.85/53,365.14 = 29,683.26/x
  3. Step 3: Cross multiply
    38,651.85x = 53,365.14 × 29,683.26
  4. Step 4: Simplify right side
    38,651.85x = 1,584,051,325.56
  5. Step 5: Solve for x
    x = 1,584,051,325.56/38,651.85
  6. Step 6: Final answer
    x = 40,982.55

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Half scale
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Double scale
Find fourth proportional to 38,652.85, 53,366.52 and 29,684.26
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.