Home / 30,329.15-45,472.19-11,593.40

Finding the Fourth Proportional to 30,329.15, 45,472.19 and 11,593.40

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Solution

The fourth proportional to 30,329.15, 45,472.19 and 11,593.40 is: 17,381.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,329.15 : 45,472.19 = 11,593.40 : x
  2. Step 2: Convert to fraction form
    30,329.15/45,472.19 = 11,593.40/x
  3. Step 3: Cross multiply
    30,329.15x = 45,472.19 × 11,593.40
  4. Step 4: Simplify right side
    30,329.15x = 527,177,229.58
  5. Step 5: Solve for x
    x = 527,177,229.58/30,329.15
  6. Step 6: Final answer
    x = 17,381.87

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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.