Home / 15,655.92-23,497.20-8,265.72

Finding the Fourth Proportional to 15,655.92, 23,497.20 and 8,265.72

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Solution

The fourth proportional to 15,655.92, 23,497.20 and 8,265.72 is: 12,405.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,655.92 : 23,497.20 = 8,265.72 : x
  2. Step 2: Convert to fraction form
    15,655.92/23,497.20 = 8,265.72/x
  3. Step 3: Cross multiply
    15,655.92x = 23,497.20 × 8,265.72
  4. Step 4: Simplify right side
    15,655.92x = 194,221,275.98
  5. Step 5: Solve for x
    x = 194,221,275.98/15,655.92
  6. Step 6: Final answer
    x = 12,405.61

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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.