Home / 15,932.72-23,898.68-4,245.91

Finding the Fourth Proportional to 15,932.72, 23,898.68 and 4,245.91

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Solution

The fourth proportional to 15,932.72, 23,898.68 and 4,245.91 is: 6,368.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,932.72 : 23,898.68 = 4,245.91 : x
  2. Step 2: Convert to fraction form
    15,932.72/23,898.68 = 4,245.91/x
  3. Step 3: Cross multiply
    15,932.72x = 23,898.68 × 4,245.91
  4. Step 4: Simplify right side
    15,932.72x = 101,471,579.34
  5. Step 5: Solve for x
    x = 101,471,579.34/15,932.72
  6. Step 6: Final answer
    x = 6,368.75

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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.