Home / 15,961.31-23,963.18-13,636.26

Finding the Fourth Proportional to 15,961.31, 23,963.18 and 13,636.26

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Solution

The fourth proportional to 15,961.31, 23,963.18 and 13,636.26 is: 20,472.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,961.31 : 23,963.18 = 13,636.26 : x
  2. Step 2: Convert to fraction form
    15,961.31/23,963.18 = 13,636.26/x
  3. Step 3: Cross multiply
    15,961.31x = 23,963.18 × 13,636.26
  4. Step 4: Simplify right side
    15,961.31x = 326,768,084.73
  5. Step 5: Solve for x
    x = 326,768,084.73/15,961.31
  6. Step 6: Final answer
    x = 20,472.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.