Home / 40,329.28-55,654.56-27,732.16

Finding the Fourth Proportional to 40,329.28, 55,654.56 and 27,732.16

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Solution

The fourth proportional to 40,329.28, 55,654.56 and 27,732.16 is: 38,270.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,329.28 : 55,654.56 = 27,732.16 : x
  2. Step 2: Convert to fraction form
    40,329.28/55,654.56 = 27,732.16/x
  3. Step 3: Cross multiply
    40,329.28x = 55,654.56 × 27,732.16
  4. Step 4: Simplify right side
    40,329.28x = 1,543,421,162.65
  5. Step 5: Solve for x
    x = 1,543,421,162.65/40,329.28
  6. Step 6: Final answer
    x = 38,270.49

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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.