Home / 23,891.57-32,971.49-13,281.38

Finding the Fourth Proportional to 23,891.57, 32,971.49 and 13,281.38

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Solution

The fourth proportional to 23,891.57, 32,971.49 and 13,281.38 is: 18,328.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,891.57 : 32,971.49 = 13,281.38 : x
  2. Step 2: Convert to fraction form
    23,891.57/32,971.49 = 13,281.38/x
  3. Step 3: Cross multiply
    23,891.57x = 32,971.49 × 13,281.38
  4. Step 4: Simplify right side
    23,891.57x = 437,906,656.59
  5. Step 5: Solve for x
    x = 437,906,656.59/23,891.57
  6. Step 6: Final answer
    x = 18,328.92

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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.