Home / 17,395.68-24,172.57-17,215.05

Finding the Fourth Proportional to 17,395.68, 24,172.57 and 17,215.05

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Solution

The fourth proportional to 17,395.68, 24,172.57 and 17,215.05 is: 23,921.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,395.68 : 24,172.57 = 17,215.05 : x
  2. Step 2: Convert to fraction form
    17,395.68/24,172.57 = 17,215.05/x
  3. Step 3: Cross multiply
    17,395.68x = 24,172.57 × 17,215.05
  4. Step 4: Simplify right side
    17,395.68x = 416,132,001.18
  5. Step 5: Solve for x
    x = 416,132,001.18/17,395.68
  6. Step 6: Final answer
    x = 23,921.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.