Home / 15,134.94-22,702.41-4,747.50

Finding the Fourth Proportional to 15,134.94, 22,702.41 and 4,747.50

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Solution

The fourth proportional to 15,134.94, 22,702.41 and 4,747.50 is: 7,121.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,134.94 : 22,702.41 = 4,747.50 : x
  2. Step 2: Convert to fraction form
    15,134.94/22,702.41 = 4,747.50/x
  3. Step 3: Cross multiply
    15,134.94x = 22,702.41 × 4,747.50
  4. Step 4: Simplify right side
    15,134.94x = 107,779,691.48
  5. Step 5: Solve for x
    x = 107,779,691.48/15,134.94
  6. Step 6: Final answer
    x = 7,121.25

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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.