Home / 15,272.20-22,901.08-5,916.60

Finding the Fourth Proportional to 15,272.20, 22,901.08 and 5,916.60

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Solution

The fourth proportional to 15,272.20, 22,901.08 and 5,916.60 is: 8,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,272.20 : 22,901.08 = 5,916.60 : x
  2. Step 2: Convert to fraction form
    15,272.20/22,901.08 = 5,916.60/x
  3. Step 3: Cross multiply
    15,272.20x = 22,901.08 × 5,916.60
  4. Step 4: Simplify right side
    15,272.20x = 135,496,529.93
  5. Step 5: Solve for x
    x = 135,496,529.93/15,272.20
  6. Step 6: Final answer
    x = 8,872.10

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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.