Home / 17,113.40-25,691.70-9,222.20

Finding the Fourth Proportional to 17,113.40, 25,691.70 and 9,222.20

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Solution

The fourth proportional to 17,113.40, 25,691.70 and 9,222.20 is: 13,844.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,113.40 : 25,691.70 = 9,222.20 : x
  2. Step 2: Convert to fraction form
    17,113.40/25,691.70 = 9,222.20/x
  3. Step 3: Cross multiply
    17,113.40x = 25,691.70 × 9,222.20
  4. Step 4: Simplify right side
    17,113.40x = 236,933,995.74
  5. Step 5: Solve for x
    x = 236,933,995.74/17,113.40
  6. Step 6: Final answer
    x = 13,844.94

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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.