Home / 15,450.31-23,175.42-13,364.11

Finding the Fourth Proportional to 15,450.31, 23,175.42 and 13,364.11

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Solution

The fourth proportional to 15,450.31, 23,175.42 and 13,364.11 is: 20,046.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,450.31 : 23,175.42 = 13,364.11 : x
  2. Step 2: Convert to fraction form
    15,450.31/23,175.42 = 13,364.11/x
  3. Step 3: Cross multiply
    15,450.31x = 23,175.42 × 13,364.11
  4. Step 4: Simplify right side
    15,450.31x = 309,718,862.18
  5. Step 5: Solve for x
    x = 309,718,862.18/15,450.31
  6. Step 6: Final answer
    x = 20,046.13

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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.