Home / 23,278.91-32,125.61-13,207.77

Finding the Fourth Proportional to 23,278.91, 32,125.61 and 13,207.77

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Solution

The fourth proportional to 23,278.91, 32,125.61 and 13,207.77 is: 18,227.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,278.91 : 32,125.61 = 13,207.77 : x
  2. Step 2: Convert to fraction form
    23,278.91/32,125.61 = 13,207.77/x
  3. Step 3: Cross multiply
    23,278.91x = 32,125.61 × 13,207.77
  4. Step 4: Simplify right side
    23,278.91x = 424,307,701.01
  5. Step 5: Solve for x
    x = 424,307,701.01/23,278.91
  6. Step 6: Final answer
    x = 18,227.13

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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.