Home / 47,774.74-71,693.32-18,192.86

Finding the Fourth Proportional to 47,774.74, 71,693.32 and 18,192.86

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Solution

The fourth proportional to 47,774.74, 71,693.32 and 18,192.86 is: 27,301.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,774.74 : 71,693.32 = 18,192.86 : x
  2. Step 2: Convert to fraction form
    47,774.74/71,693.32 = 18,192.86/x
  3. Step 3: Cross multiply
    47,774.74x = 71,693.32 × 18,192.86
  4. Step 4: Simplify right side
    47,774.74x = 1,304,306,533.70
  5. Step 5: Solve for x
    x = 1,304,306,533.70/47,774.74
  6. Step 6: Final answer
    x = 27,301.18

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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.