Home / 25,133.10-37,684.17-8,491.56

Finding the Fourth Proportional to 25,133.10, 37,684.17 and 8,491.56

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Solution

The fourth proportional to 25,133.10, 37,684.17 and 8,491.56 is: 12,732.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,133.10 : 37,684.17 = 8,491.56 : x
  2. Step 2: Convert to fraction form
    25,133.10/37,684.17 = 8,491.56/x
  3. Step 3: Cross multiply
    25,133.10x = 37,684.17 × 8,491.56
  4. Step 4: Simplify right side
    25,133.10x = 319,997,390.61
  5. Step 5: Solve for x
    x = 319,997,390.61/25,133.10
  6. Step 6: Final answer
    x = 12,732.11

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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.