Home / 22,513.97-31,073.13-13,088.00

Finding the Fourth Proportional to 22,513.97, 31,073.13 and 13,088.00

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Solution

The fourth proportional to 22,513.97, 31,073.13 and 13,088.00 is: 18,063.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,513.97 : 31,073.13 = 13,088.00 : x
  2. Step 2: Convert to fraction form
    22,513.97/31,073.13 = 13,088.00/x
  3. Step 3: Cross multiply
    22,513.97x = 31,073.13 × 13,088.00
  4. Step 4: Simplify right side
    22,513.97x = 406,684,970.07
  5. Step 5: Solve for x
    x = 406,684,970.07/22,513.97
  6. Step 6: Final answer
    x = 18,063.68

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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.