Home / 47,754.28-71,632.77-12,693.97

Finding the Fourth Proportional to 47,754.28, 71,632.77 and 12,693.97

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Solution

The fourth proportional to 47,754.28, 71,632.77 and 12,693.97 is: 19,041.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,754.28 : 71,632.77 = 12,693.97 : x
  2. Step 2: Convert to fraction form
    47,754.28/71,632.77 = 12,693.97/x
  3. Step 3: Cross multiply
    47,754.28x = 71,632.77 × 12,693.97
  4. Step 4: Simplify right side
    47,754.28x = 909,304,233.40
  5. Step 5: Solve for x
    x = 909,304,233.40/47,754.28
  6. Step 6: Final answer
    x = 19,041.31

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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.