Home / 47,167.92-70,727.52-13,883.66

Finding the Fourth Proportional to 47,167.92, 70,727.52 and 13,883.66

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Solution

The fourth proportional to 47,167.92, 70,727.52 and 13,883.66 is: 20,818.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,167.92 : 70,727.52 = 13,883.66 : x
  2. Step 2: Convert to fraction form
    47,167.92/70,727.52 = 13,883.66/x
  3. Step 3: Cross multiply
    47,167.92x = 70,727.52 × 13,883.66
  4. Step 4: Simplify right side
    47,167.92x = 981,956,840.32
  5. Step 5: Solve for x
    x = 981,956,840.32/47,167.92
  6. Step 6: Final answer
    x = 20,818.32

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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.