Home / 51,355.92-77,033.88-28,027.92

Finding the Fourth Proportional to 51,355.92, 77,033.88 and 28,027.92

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Solution

The fourth proportional to 51,355.92, 77,033.88 and 28,027.92 is: 42,041.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,355.92 : 77,033.88 = 28,027.92 : x
  2. Step 2: Convert to fraction form
    51,355.92/77,033.88 = 28,027.92/x
  3. Step 3: Cross multiply
    51,355.92x = 77,033.88 × 28,027.92
  4. Step 4: Simplify right side
    51,355.92x = 2,159,099,425.93
  5. Step 5: Solve for x
    x = 2,159,099,425.93/51,355.92
  6. Step 6: Final answer
    x = 42,041.88

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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.