Home / 15,516.50-23,276.12-4,422.95

Finding the Fourth Proportional to 15,516.50, 23,276.12 and 4,422.95

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Solution

The fourth proportional to 15,516.50, 23,276.12 and 4,422.95 is: 6,634.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,516.50 : 23,276.12 = 4,422.95 : x
  2. Step 2: Convert to fraction form
    15,516.50/23,276.12 = 4,422.95/x
  3. Step 3: Cross multiply
    15,516.50x = 23,276.12 × 4,422.95
  4. Step 4: Simplify right side
    15,516.50x = 102,948,976.46
  5. Step 5: Solve for x
    x = 102,948,976.46/15,516.50
  6. Step 6: Final answer
    x = 6,634.81

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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.