Home / 51,685.15-77,560.53-22,127.86

Finding the Fourth Proportional to 51,685.15, 77,560.53 and 22,127.86

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Solution

The fourth proportional to 51,685.15, 77,560.53 and 22,127.86 is: 33,205.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,685.15 : 77,560.53 = 22,127.86 : x
  2. Step 2: Convert to fraction form
    51,685.15/77,560.53 = 22,127.86/x
  3. Step 3: Cross multiply
    51,685.15x = 77,560.53 × 22,127.86
  4. Step 4: Simplify right side
    51,685.15x = 1,716,248,549.37
  5. Step 5: Solve for x
    x = 1,716,248,549.37/51,685.15
  6. Step 6: Final answer
    x = 33,205.83

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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.