Home / 31,502.46-47,238.82-11,498.08

Finding the Fourth Proportional to 31,502.46, 47,238.82 and 11,498.08

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Solution

The fourth proportional to 31,502.46, 47,238.82 and 11,498.08 is: 17,241.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,502.46 : 47,238.82 = 11,498.08 : x
  2. Step 2: Convert to fraction form
    31,502.46/47,238.82 = 11,498.08/x
  3. Step 3: Cross multiply
    31,502.46x = 47,238.82 × 11,498.08
  4. Step 4: Simplify right side
    31,502.46x = 543,155,572.68
  5. Step 5: Solve for x
    x = 543,155,572.68/31,502.46
  6. Step 6: Final answer
    x = 17,241.69

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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.