Home / 15,047.10-22,572-3,953.61

Finding the Fourth Proportional to 15,047.10, 22,572 and 3,953.61

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Solution

The fourth proportional to 15,047.10, 22,572 and 3,953.61 is: 5,930.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,047.10 : 22,572 = 3,953.61 : x
  2. Step 2: Convert to fraction form
    15,047.10/22,572 = 3,953.61/x
  3. Step 3: Cross multiply
    15,047.10x = 22,572 × 3,953.61
  4. Step 4: Simplify right side
    15,047.10x = 89,240,884.92
  5. Step 5: Solve for x
    x = 89,240,884.92/15,047.10
  6. Step 6: Final answer
    x = 5,930.77

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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.