Home / 40,905.92-61,359.42-14,612.24

Finding the Fourth Proportional to 40,905.92, 61,359.42 and 14,612.24

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Solution

The fourth proportional to 40,905.92, 61,359.42 and 14,612.24 is: 21,918.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,905.92 : 61,359.42 = 14,612.24 : x
  2. Step 2: Convert to fraction form
    40,905.92/61,359.42 = 14,612.24/x
  3. Step 3: Cross multiply
    40,905.92x = 61,359.42 × 14,612.24
  4. Step 4: Simplify right side
    40,905.92x = 896,598,571.30
  5. Step 5: Solve for x
    x = 896,598,571.30/40,905.92
  6. Step 6: Final answer
    x = 21,918.55

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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.