Home / 15,410.52-23,115.84-3,723.72

Finding the Fourth Proportional to 15,410.52, 23,115.84 and 3,723.72

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Solution

The fourth proportional to 15,410.52, 23,115.84 and 3,723.72 is: 5,585.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,410.52 : 23,115.84 = 3,723.72 : x
  2. Step 2: Convert to fraction form
    15,410.52/23,115.84 = 3,723.72/x
  3. Step 3: Cross multiply
    15,410.52x = 23,115.84 × 3,723.72
  4. Step 4: Simplify right side
    15,410.52x = 86,076,915.72
  5. Step 5: Solve for x
    x = 86,076,915.72/15,410.52
  6. Step 6: Final answer
    x = 5,585.59

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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.