Home / 48,236.60-72,359.91-13,176.25

Finding the Fourth Proportional to 48,236.60, 72,359.91 and 13,176.25

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Solution

The fourth proportional to 48,236.60, 72,359.91 and 13,176.25 is: 19,765.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,236.60 : 72,359.91 = 13,176.25 : x
  2. Step 2: Convert to fraction form
    48,236.60/72,359.91 = 13,176.25/x
  3. Step 3: Cross multiply
    48,236.60x = 72,359.91 × 13,176.25
  4. Step 4: Simplify right side
    48,236.60x = 953,432,264.14
  5. Step 5: Solve for x
    x = 953,432,264.14/48,236.60
  6. Step 6: Final answer
    x = 19,765.74

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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.