Home / 25,330.92-37,939.27-12,193.12

Finding the Fourth Proportional to 25,330.92, 37,939.27 and 12,193.12

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Solution

The fourth proportional to 25,330.92, 37,939.27 and 12,193.12 is: 18,262.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,330.92 : 37,939.27 = 12,193.12 : x
  2. Step 2: Convert to fraction form
    25,330.92/37,939.27 = 12,193.12/x
  3. Step 3: Cross multiply
    25,330.92x = 37,939.27 × 12,193.12
  4. Step 4: Simplify right side
    25,330.92x = 462,598,071.82
  5. Step 5: Solve for x
    x = 462,598,071.82/25,330.92
  6. Step 6: Final answer
    x = 18,262.19

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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.