Home / 22,637.97-31,240.13-12,566.49

Finding the Fourth Proportional to 22,637.97, 31,240.13 and 12,566.49

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Solution

The fourth proportional to 22,637.97, 31,240.13 and 12,566.49 is: 17,341.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,637.97 : 31,240.13 = 12,566.49 : x
  2. Step 2: Convert to fraction form
    22,637.97/31,240.13 = 12,566.49/x
  3. Step 3: Cross multiply
    22,637.97x = 31,240.13 × 12,566.49
  4. Step 4: Simplify right side
    22,637.97x = 392,578,718.41
  5. Step 5: Solve for x
    x = 392,578,718.41/22,637.97
  6. Step 6: Final answer
    x = 17,341.60

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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.