Home / 31,267.04-43,148.00-17,119.86

Finding the Fourth Proportional to 31,267.04, 43,148.00 and 17,119.86

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Solution

The fourth proportional to 31,267.04, 43,148.00 and 17,119.86 is: 23,625.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,267.04 : 43,148.00 = 17,119.86 : x
  2. Step 2: Convert to fraction form
    31,267.04/43,148.00 = 17,119.86/x
  3. Step 3: Cross multiply
    31,267.04x = 43,148.00 × 17,119.86
  4. Step 4: Simplify right side
    31,267.04x = 738,687,633.68
  5. Step 5: Solve for x
    x = 738,687,633.68/31,267.04
  6. Step 6: Final answer
    x = 23,625.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.