Home / 22,916.52-31,609.44-14,960.70

Finding the Fourth Proportional to 22,916.52, 31,609.44 and 14,960.70

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Solution

The fourth proportional to 22,916.52, 31,609.44 and 14,960.70 is: 20,635.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,916.52 : 31,609.44 = 14,960.70 : x
  2. Step 2: Convert to fraction form
    22,916.52/31,609.44 = 14,960.70/x
  3. Step 3: Cross multiply
    22,916.52x = 31,609.44 × 14,960.70
  4. Step 4: Simplify right side
    22,916.52x = 472,899,349.01
  5. Step 5: Solve for x
    x = 472,899,349.01/22,916.52
  6. Step 6: Final answer
    x = 20,635.74

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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.