Home / 22,862.92-31,552.40-12,792.32

Finding the Fourth Proportional to 22,862.92, 31,552.40 and 12,792.32

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Solution

The fourth proportional to 22,862.92, 31,552.40 and 12,792.32 is: 17,654.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,862.92 : 31,552.40 = 12,792.32 : x
  2. Step 2: Convert to fraction form
    22,862.92/31,552.40 = 12,792.32/x
  3. Step 3: Cross multiply
    22,862.92x = 31,552.40 × 12,792.32
  4. Step 4: Simplify right side
    22,862.92x = 403,628,397.57
  5. Step 5: Solve for x
    x = 403,628,397.57/22,862.92
  6. Step 6: Final answer
    x = 17,654.28

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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.