Home / 21,930.92-32,901.30-10,237.76

Finding the Fourth Proportional to 21,930.92, 32,901.30 and 10,237.76

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Solution

The fourth proportional to 21,930.92, 32,901.30 and 10,237.76 is: 15,358.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,930.92 : 32,901.30 = 10,237.76 : x
  2. Step 2: Convert to fraction form
    21,930.92/32,901.30 = 10,237.76/x
  3. Step 3: Cross multiply
    21,930.92x = 32,901.30 × 10,237.76
  4. Step 4: Simplify right side
    21,930.92x = 336,835,613.09
  5. Step 5: Solve for x
    x = 336,835,613.09/21,930.92
  6. Step 6: Final answer
    x = 15,358.94

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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.