Home / 54,928.41-82,385.33-15,488.70

Finding the Fourth Proportional to 54,928.41, 82,385.33 and 15,488.70

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Solution

The fourth proportional to 54,928.41, 82,385.33 and 15,488.70 is: 23,230.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,928.41 : 82,385.33 = 15,488.70 : x
  2. Step 2: Convert to fraction form
    54,928.41/82,385.33 = 15,488.70/x
  3. Step 3: Cross multiply
    54,928.41x = 82,385.33 × 15,488.70
  4. Step 4: Simplify right side
    54,928.41x = 1,276,041,583.33
  5. Step 5: Solve for x
    x = 1,276,041,583.33/54,928.41
  6. Step 6: Final answer
    x = 23,230.99

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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.