Home / 47,736.28-71,632.17-19,659.16

Finding the Fourth Proportional to 47,736.28, 71,632.17 and 19,659.16

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Solution

The fourth proportional to 47,736.28, 71,632.17 and 19,659.16 is: 29,500.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,736.28 : 71,632.17 = 19,659.16 : x
  2. Step 2: Convert to fraction form
    47,736.28/71,632.17 = 19,659.16/x
  3. Step 3: Cross multiply
    47,736.28x = 71,632.17 × 19,659.16
  4. Step 4: Simplify right side
    47,736.28x = 1,408,228,291.18
  5. Step 5: Solve for x
    x = 1,408,228,291.18/47,736.28
  6. Step 6: Final answer
    x = 29,500.17

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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.