Home / 31,569.57-47,316.27-13,792.60

Finding the Fourth Proportional to 31,569.57, 47,316.27 and 13,792.60

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Solution

The fourth proportional to 31,569.57, 47,316.27 and 13,792.60 is: 20,672.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,569.57 : 47,316.27 = 13,792.60 : x
  2. Step 2: Convert to fraction form
    31,569.57/47,316.27 = 13,792.60/x
  3. Step 3: Cross multiply
    31,569.57x = 47,316.27 × 13,792.60
  4. Step 4: Simplify right side
    31,569.57x = 652,614,385.60
  5. Step 5: Solve for x
    x = 652,614,385.60/31,569.57
  6. Step 6: Final answer
    x = 20,672.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.