Home / 23,221.23-32,044.93-13,149.39

Finding the Fourth Proportional to 23,221.23, 32,044.93 and 13,149.39

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Solution

The fourth proportional to 23,221.23, 32,044.93 and 13,149.39 is: 18,145.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,221.23 : 32,044.93 = 13,149.39 : x
  2. Step 2: Convert to fraction form
    23,221.23/32,044.93 = 13,149.39/x
  3. Step 3: Cross multiply
    23,221.23x = 32,044.93 × 13,149.39
  4. Step 4: Simplify right side
    23,221.23x = 421,371,282.09
  5. Step 5: Solve for x
    x = 421,371,282.09/23,221.23
  6. Step 6: Final answer
    x = 18,145.95

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1.5x scale

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.