Home / 15,643.32-23,474.22-5,789.52

Finding the Fourth Proportional to 15,643.32, 23,474.22 and 5,789.52

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Solution

The fourth proportional to 15,643.32, 23,474.22 and 5,789.52 is: 8,687.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,643.32 : 23,474.22 = 5,789.52 : x
  2. Step 2: Convert to fraction form
    15,643.32/23,474.22 = 5,789.52/x
  3. Step 3: Cross multiply
    15,643.32x = 23,474.22 × 5,789.52
  4. Step 4: Simplify right side
    15,643.32x = 135,904,466.17
  5. Step 5: Solve for x
    x = 135,904,466.17/15,643.32
  6. Step 6: Final answer
    x = 8,687.70

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1.5x scale

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.