Home / 48,580.20-72,872.90-15,302.85

Finding the Fourth Proportional to 48,580.20, 72,872.90 and 15,302.85

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Solution

The fourth proportional to 48,580.20, 72,872.90 and 15,302.85 is: 22,955.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,580.20 : 72,872.90 = 15,302.85 : x
  2. Step 2: Convert to fraction form
    48,580.20/72,872.90 = 15,302.85/x
  3. Step 3: Cross multiply
    48,580.20x = 72,872.90 × 15,302.85
  4. Step 4: Simplify right side
    48,580.20x = 1,115,162,981.25
  5. Step 5: Solve for x
    x = 1,115,162,981.25/48,580.20
  6. Step 6: Final answer
    x = 22,955.09

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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.