Home / 15,872.64-23,809.92-6,635.52

Finding the Fourth Proportional to 15,872.64, 23,809.92 and 6,635.52

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Solution

The fourth proportional to 15,872.64, 23,809.92 and 6,635.52 is: 9,953.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,872.64 : 23,809.92 = 6,635.52 : x
  2. Step 2: Convert to fraction form
    15,872.64/23,809.92 = 6,635.52/x
  3. Step 3: Cross multiply
    15,872.64x = 23,809.92 × 6,635.52
  4. Step 4: Simplify right side
    15,872.64x = 157,991,200.36
  5. Step 5: Solve for x
    x = 157,991,200.36/15,872.64
  6. Step 6: Final answer
    x = 9,953.68

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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.