Home / 51,757.70-77,636.45-16,221.75

Finding the Fourth Proportional to 51,757.70, 77,636.45 and 16,221.75

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Solution

The fourth proportional to 51,757.70, 77,636.45 and 16,221.75 is: 24,332.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,757.70 : 77,636.45 = 16,221.75 : x
  2. Step 2: Convert to fraction form
    51,757.70/77,636.45 = 16,221.75/x
  3. Step 3: Cross multiply
    51,757.70x = 77,636.45 × 16,221.75
  4. Step 4: Simplify right side
    51,757.70x = 1,259,398,832.21
  5. Step 5: Solve for x
    x = 1,259,398,832.21/51,757.70
  6. Step 6: Final answer
    x = 24,332.59

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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.