Home / 14,683.21-20,254.67-9,648.25

Finding the Fourth Proportional to 14,683.21, 20,254.67 and 9,648.25

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Solution

The fourth proportional to 14,683.21, 20,254.67 and 9,648.25 is: 13,309.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683.21 : 20,254.67 = 9,648.25 : x
  2. Step 2: Convert to fraction form
    14,683.21/20,254.67 = 9,648.25/x
  3. Step 3: Cross multiply
    14,683.21x = 20,254.67 × 9,648.25
  4. Step 4: Simplify right side
    14,683.21x = 195,422,071.59
  5. Step 5: Solve for x
    x = 195,422,071.59/14,683.21
  6. Step 6: Final answer
    x = 13,309.22

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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.