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Finding the Fourth Proportional to 15,048.48, 22,566.48 and 5,686.88

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Solution

The fourth proportional to 15,048.48, 22,566.48 and 5,686.88 is: 8,527.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048.48 : 22,566.48 = 5,686.88 : x
  2. Step 2: Convert to fraction form
    15,048.48/22,566.48 = 5,686.88/x
  3. Step 3: Cross multiply
    15,048.48x = 22,566.48 × 5,686.88
  4. Step 4: Simplify right side
    15,048.48x = 128,332,863.78
  5. Step 5: Solve for x
    x = 128,332,863.78/15,048.48
  6. Step 6: Final answer
    x = 8,527.96

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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.