Home / 41,509.28-62,255.61-11,920.19

Finding the Fourth Proportional to 41,509.28, 62,255.61 and 11,920.19

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Solution

The fourth proportional to 41,509.28, 62,255.61 and 11,920.19 is: 17,877.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,509.28 : 62,255.61 = 11,920.19 : x
  2. Step 2: Convert to fraction form
    41,509.28/62,255.61 = 11,920.19/x
  3. Step 3: Cross multiply
    41,509.28x = 62,255.61 × 11,920.19
  4. Step 4: Simplify right side
    41,509.28x = 742,098,388.49
  5. Step 5: Solve for x
    x = 742,098,388.49/41,509.28
  6. Step 6: Final answer
    x = 17,877.89

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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.