Home / 38,673.60-53,395.28-29,705.07

Finding the Fourth Proportional to 38,673.60, 53,395.28 and 29,705.07

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Solution

The fourth proportional to 38,673.60, 53,395.28 and 29,705.07 is: 41,012.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,673.60 : 53,395.28 = 29,705.07 : x
  2. Step 2: Convert to fraction form
    38,673.60/53,395.28 = 29,705.07/x
  3. Step 3: Cross multiply
    38,673.60x = 53,395.28 × 29,705.07
  4. Step 4: Simplify right side
    38,673.60x = 1,586,110,530.07
  5. Step 5: Solve for x
    x = 1,586,110,530.07/38,673.60
  6. Step 6: Final answer
    x = 41,012.75

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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.