Home / 31,949.71-47,927.45-8,575.99

Finding the Fourth Proportional to 31,949.71, 47,927.45 and 8,575.99

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Solution

The fourth proportional to 31,949.71, 47,927.45 and 8,575.99 is: 12,864.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,949.71 : 47,927.45 = 8,575.99 : x
  2. Step 2: Convert to fraction form
    31,949.71/47,927.45 = 8,575.99/x
  3. Step 3: Cross multiply
    31,949.71x = 47,927.45 × 8,575.99
  4. Step 4: Simplify right side
    31,949.71x = 411,025,331.93
  5. Step 5: Solve for x
    x = 411,025,331.93/31,949.71
  6. Step 6: Final answer
    x = 12,864.76

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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.