Home / 51,562.56-71,159.14-28,908.82

Finding the Fourth Proportional to 51,562.56, 71,159.14 and 28,908.82

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Solution

The fourth proportional to 51,562.56, 71,159.14 and 28,908.82 is: 39,895.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,562.56 : 71,159.14 = 28,908.82 : x
  2. Step 2: Convert to fraction form
    51,562.56/71,159.14 = 28,908.82/x
  3. Step 3: Cross multiply
    51,562.56x = 71,159.14 × 28,908.82
  4. Step 4: Simplify right side
    51,562.56x = 2,057,126,769.61
  5. Step 5: Solve for x
    x = 2,057,126,769.61/51,562.56
  6. Step 6: Final answer
    x = 39,895.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.