Home / 15,134.76-22,704.63-5,276.91

Finding the Fourth Proportional to 15,134.76, 22,704.63 and 5,276.91

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Solution

The fourth proportional to 15,134.76, 22,704.63 and 5,276.91 is: 7,916.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,134.76 : 22,704.63 = 5,276.91 : x
  2. Step 2: Convert to fraction form
    15,134.76/22,704.63 = 5,276.91/x
  3. Step 3: Cross multiply
    15,134.76x = 22,704.63 × 5,276.91
  4. Step 4: Simplify right side
    15,134.76x = 119,810,289.09
  5. Step 5: Solve for x
    x = 119,810,289.09/15,134.76
  6. Step 6: Final answer
    x = 7,916.23

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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.