Home / 23,775.27-32,811.71-13,165.89

Finding the Fourth Proportional to 23,775.27, 32,811.71 and 13,165.89

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Solution

The fourth proportional to 23,775.27, 32,811.71 and 13,165.89 is: 18,169.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,775.27 : 32,811.71 = 13,165.89 : x
  2. Step 2: Convert to fraction form
    23,775.27/32,811.71 = 13,165.89/x
  3. Step 3: Cross multiply
    23,775.27x = 32,811.71 × 13,165.89
  4. Step 4: Simplify right side
    23,775.27x = 431,995,364.57
  5. Step 5: Solve for x
    x = 431,995,364.57/23,775.27
  6. Step 6: Final answer
    x = 18,169.95

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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.