Home / 51,502.20-77,233.84-23,780.76

Finding the Fourth Proportional to 51,502.20, 77,233.84 and 23,780.76

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Solution

The fourth proportional to 51,502.20, 77,233.84 and 23,780.76 is: 35,662.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,502.20 : 77,233.84 = 23,780.76 : x
  2. Step 2: Convert to fraction form
    51,502.20/77,233.84 = 23,780.76/x
  3. Step 3: Cross multiply
    51,502.20x = 77,233.84 × 23,780.76
  4. Step 4: Simplify right side
    51,502.20x = 1,836,679,412.92
  5. Step 5: Solve for x
    x = 1,836,679,412.92/51,502.20
  6. Step 6: Final answer
    x = 35,662.15

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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.