Home / 12,553.28-17,318.34-7,244.33

Finding the Fourth Proportional to 12,553.28, 17,318.34 and 7,244.33

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Solution

The fourth proportional to 12,553.28, 17,318.34 and 7,244.33 is: 9,994.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553.28 : 17,318.34 = 7,244.33 : x
  2. Step 2: Convert to fraction form
    12,553.28/17,318.34 = 7,244.33/x
  3. Step 3: Cross multiply
    12,553.28x = 17,318.34 × 7,244.33
  4. Step 4: Simplify right side
    12,553.28x = 125,459,770.01
  5. Step 5: Solve for x
    x = 125,459,770.01/12,553.28
  6. Step 6: Final answer
    x = 9,994.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.