Home / 23,282.06-32,129.55-13,209.74

Finding the Fourth Proportional to 23,282.06, 32,129.55 and 13,209.74

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Solution

The fourth proportional to 23,282.06, 32,129.55 and 13,209.74 is: 18,229.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,282.06 : 32,129.55 = 13,209.74 : x
  2. Step 2: Convert to fraction form
    23,282.06/32,129.55 = 13,209.74/x
  3. Step 3: Cross multiply
    23,282.06x = 32,129.55 × 13,209.74
  4. Step 4: Simplify right side
    23,282.06x = 424,423,001.82
  5. Step 5: Solve for x
    x = 424,423,001.82/23,282.06
  6. Step 6: Final answer
    x = 18,229.62

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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.