Home / 51,553.89-77,337.21-18,267.14

Finding the Fourth Proportional to 51,553.89, 77,337.21 and 18,267.14

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Solution

The fourth proportional to 51,553.89, 77,337.21 and 18,267.14 is: 27,402.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,553.89 : 77,337.21 = 18,267.14 : x
  2. Step 2: Convert to fraction form
    51,553.89/77,337.21 = 18,267.14/x
  3. Step 3: Cross multiply
    51,553.89x = 77,337.21 × 18,267.14
  4. Step 4: Simplify right side
    51,553.89x = 1,412,729,255.59
  5. Step 5: Solve for x
    x = 1,412,729,255.59/51,553.89
  6. Step 6: Final answer
    x = 27,402.96

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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.