Home / 23,154.26-31,952.68-13,085.15

Finding the Fourth Proportional to 23,154.26, 31,952.68 and 13,085.15

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Solution

The fourth proportional to 23,154.26, 31,952.68 and 13,085.15 is: 18,057.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.26 : 31,952.68 = 13,085.15 : x
  2. Step 2: Convert to fraction form
    23,154.26/31,952.68 = 13,085.15/x
  3. Step 3: Cross multiply
    23,154.26x = 31,952.68 × 13,085.15
  4. Step 4: Simplify right side
    23,154.26x = 418,105,418.23
  5. Step 5: Solve for x
    x = 418,105,418.23/23,154.26
  6. Step 6: Final answer
    x = 18,057.39

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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.