Home / 10,269.14-15,329.42-9,023.57

Finding the Fourth Proportional to 10,269.14, 15,329.42 and 9,023.57

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Solution

The fourth proportional to 10,269.14, 15,329.42 and 9,023.57 is: 13,470.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269.14 : 15,329.42 = 9,023.57 : x
  2. Step 2: Convert to fraction form
    10,269.14/15,329.42 = 9,023.57/x
  3. Step 3: Cross multiply
    10,269.14x = 15,329.42 × 9,023.57
  4. Step 4: Simplify right side
    10,269.14x = 138,325,972.66
  5. Step 5: Solve for x
    x = 138,325,972.66/10,269.14
  6. Step 6: Final answer
    x = 13,470.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.