Home / 48,934.40-73,403.60-15,659.20

Finding the Fourth Proportional to 48,934.40, 73,403.60 and 15,659.20

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Solution

The fourth proportional to 48,934.40, 73,403.60 and 15,659.20 is: 23,489.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,934.40 : 73,403.60 = 15,659.20 : x
  2. Step 2: Convert to fraction form
    48,934.40/73,403.60 = 15,659.20/x
  3. Step 3: Cross multiply
    48,934.40x = 73,403.60 × 15,659.20
  4. Step 4: Simplify right side
    48,934.40x = 1,149,441,653.12
  5. Step 5: Solve for x
    x = 1,149,441,653.12/48,934.40
  6. Step 6: Final answer
    x = 23,489.44

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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.