Home / 48,442.90-72,671.64-15,165.70

Finding the Fourth Proportional to 48,442.90, 72,671.64 and 15,165.70

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Solution

The fourth proportional to 48,442.90, 72,671.64 and 15,165.70 is: 22,750.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,442.90 : 72,671.64 = 15,165.70 : x
  2. Step 2: Convert to fraction form
    48,442.90/72,671.64 = 15,165.70/x
  3. Step 3: Cross multiply
    48,442.90x = 72,671.64 × 15,165.70
  4. Step 4: Simplify right side
    48,442.90x = 1,102,116,290.75
  5. Step 5: Solve for x
    x = 1,102,116,290.75/48,442.90
  6. Step 6: Final answer
    x = 22,750.83

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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.