Home / 15,716.97-23,568.17-9,145.04

Finding the Fourth Proportional to 15,716.97, 23,568.17 and 9,145.04

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Solution

The fourth proportional to 15,716.97, 23,568.17 and 9,145.04 is: 13,713.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,716.97 : 23,568.17 = 9,145.04 : x
  2. Step 2: Convert to fraction form
    15,716.97/23,568.17 = 9,145.04/x
  3. Step 3: Cross multiply
    15,716.97x = 23,568.17 × 9,145.04
  4. Step 4: Simplify right side
    15,716.97x = 215,531,693.81
  5. Step 5: Solve for x
    x = 215,531,693.81/15,716.97
  6. Step 6: Final answer
    x = 13,713.31

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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.