Home / 22,496.66-31,044.03-13,547.06

Finding the Fourth Proportional to 22,496.66, 31,044.03 and 13,547.06

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Solution

The fourth proportional to 22,496.66, 31,044.03 and 13,547.06 is: 18,694.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,496.66 : 31,044.03 = 13,547.06 : x
  2. Step 2: Convert to fraction form
    22,496.66/31,044.03 = 13,547.06/x
  3. Step 3: Cross multiply
    22,496.66x = 31,044.03 × 13,547.06
  4. Step 4: Simplify right side
    22,496.66x = 420,555,337.05
  5. Step 5: Solve for x
    x = 420,555,337.05/22,496.66
  6. Step 6: Final answer
    x = 18,694.12

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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.