Home / 32,619.28-48,945.66-15,979

Finding the Fourth Proportional to 32,619.28, 48,945.66 and 15,979

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Solution

The fourth proportional to 32,619.28, 48,945.66 and 15,979 is: 23,976.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,619.28 : 48,945.66 = 15,979 : x
  2. Step 2: Convert to fraction form
    32,619.28/48,945.66 = 15,979/x
  3. Step 3: Cross multiply
    32,619.28x = 48,945.66 × 15,979
  4. Step 4: Simplify right side
    32,619.28x = 782,102,701.14
  5. Step 5: Solve for x
    x = 782,102,701.14/32,619.28
  6. Step 6: Final answer
    x = 23,976.70

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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.