Home / 17,172.17-25,765.67-9,273.12

Finding the Fourth Proportional to 17,172.17, 25,765.67 and 9,273.12

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Solution

The fourth proportional to 17,172.17, 25,765.67 and 9,273.12 is: 13,913.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172.17 : 25,765.67 = 9,273.12 : x
  2. Step 2: Convert to fraction form
    17,172.17/25,765.67 = 9,273.12/x
  3. Step 3: Cross multiply
    17,172.17x = 25,765.67 × 9,273.12
  4. Step 4: Simplify right side
    17,172.17x = 238,928,103.42
  5. Step 5: Solve for x
    x = 238,928,103.42/17,172.17
  6. Step 6: Final answer
    x = 13,913.69

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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.