Home / 15,414.40-23,010.09-13,546.10

Finding the Fourth Proportional to 15,414.40, 23,010.09 and 13,546.10

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Solution

The fourth proportional to 15,414.40, 23,010.09 and 13,546.10 is: 20,221.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,414.40 : 23,010.09 = 13,546.10 : x
  2. Step 2: Convert to fraction form
    15,414.40/23,010.09 = 13,546.10/x
  3. Step 3: Cross multiply
    15,414.40x = 23,010.09 × 13,546.10
  4. Step 4: Simplify right side
    15,414.40x = 311,697,063.07
  5. Step 5: Solve for x
    x = 311,697,063.07/15,414.40
  6. Step 6: Final answer
    x = 20,221.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.