Home / 38,864.25-58,296.90-12,209.37

Finding the Fourth Proportional to 38,864.25, 58,296.90 and 12,209.37

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Solution

The fourth proportional to 38,864.25, 58,296.90 and 12,209.37 is: 18,314.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,864.25 : 58,296.90 = 12,209.37 : x
  2. Step 2: Convert to fraction form
    38,864.25/58,296.90 = 12,209.37/x
  3. Step 3: Cross multiply
    38,864.25x = 58,296.90 × 12,209.37
  4. Step 4: Simplify right side
    38,864.25x = 711,768,360.91
  5. Step 5: Solve for x
    x = 711,768,360.91/38,864.25
  6. Step 6: Final answer
    x = 18,314.22

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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.