Home / 22,614.82-31,204.71-12,541.66

Finding the Fourth Proportional to 22,614.82, 31,204.71 and 12,541.66

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Solution

The fourth proportional to 22,614.82, 31,204.71 and 12,541.66 is: 17,305.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,614.82 : 31,204.71 = 12,541.66 : x
  2. Step 2: Convert to fraction form
    22,614.82/31,204.71 = 12,541.66/x
  3. Step 3: Cross multiply
    22,614.82x = 31,204.71 × 12,541.66
  4. Step 4: Simplify right side
    22,614.82x = 391,358,785.21
  5. Step 5: Solve for x
    x = 391,358,785.21/22,614.82
  6. Step 6: Final answer
    x = 17,305.41

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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.