Home / 30,330.38-41,850.99-17,581.07

Finding the Fourth Proportional to 30,330.38, 41,850.99 and 17,581.07

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Solution

The fourth proportional to 30,330.38, 41,850.99 and 17,581.07 is: 24,259.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,330.38 : 41,850.99 = 17,581.07 : x
  2. Step 2: Convert to fraction form
    30,330.38/41,850.99 = 17,581.07/x
  3. Step 3: Cross multiply
    30,330.38x = 41,850.99 × 17,581.07
  4. Step 4: Simplify right side
    30,330.38x = 735,785,237.61
  5. Step 5: Solve for x
    x = 735,785,237.61/30,330.38
  6. Step 6: Final answer
    x = 24,259.02

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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.