Home / 51,471.80-77,191.29-16,403.25

Finding the Fourth Proportional to 51,471.80, 77,191.29 and 16,403.25

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Solution

The fourth proportional to 51,471.80, 77,191.29 and 16,403.25 is: 24,599.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,471.80 : 77,191.29 = 16,403.25 : x
  2. Step 2: Convert to fraction form
    51,471.80/77,191.29 = 16,403.25/x
  3. Step 3: Cross multiply
    51,471.80x = 77,191.29 × 16,403.25
  4. Step 4: Simplify right side
    51,471.80x = 1,266,188,027.69
  5. Step 5: Solve for x
    x = 1,266,188,027.69/51,471.80
  6. Step 6: Final answer
    x = 24,599.65

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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.