Home / 51,002.12-76,471.86-17,707.88

Finding the Fourth Proportional to 51,002.12, 76,471.86 and 17,707.88

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Solution

The fourth proportional to 51,002.12, 76,471.86 and 17,707.88 is: 26,550.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,002.12 : 76,471.86 = 17,707.88 : x
  2. Step 2: Convert to fraction form
    51,002.12/76,471.86 = 17,707.88/x
  3. Step 3: Cross multiply
    51,002.12x = 76,471.86 × 17,707.88
  4. Step 4: Simplify right side
    51,002.12x = 1,354,154,520.26
  5. Step 5: Solve for x
    x = 1,354,154,520.26/51,002.12
  6. Step 6: Final answer
    x = 26,550.95

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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.