Home / 31,461.84-47,192.76-13,944.24

Finding the Fourth Proportional to 31,461.84, 47,192.76 and 13,944.24

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Solution

The fourth proportional to 31,461.84, 47,192.76 and 13,944.24 is: 20,916.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,461.84 : 47,192.76 = 13,944.24 : x
  2. Step 2: Convert to fraction form
    31,461.84/47,192.76 = 13,944.24/x
  3. Step 3: Cross multiply
    31,461.84x = 47,192.76 × 13,944.24
  4. Step 4: Simplify right side
    31,461.84x = 658,067,171.70
  5. Step 5: Solve for x
    x = 658,067,171.70/31,461.84
  6. Step 6: Final answer
    x = 20,916.36

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.