Home / 27,216.27-37,555.65-15,280.92

Finding the Fourth Proportional to 27,216.27, 37,555.65 and 15,280.92

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Solution

The fourth proportional to 27,216.27, 37,555.65 and 15,280.92 is: 21,086.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,216.27 : 37,555.65 = 15,280.92 : x
  2. Step 2: Convert to fraction form
    27,216.27/37,555.65 = 15,280.92/x
  3. Step 3: Cross multiply
    27,216.27x = 37,555.65 × 15,280.92
  4. Step 4: Simplify right side
    27,216.27x = 573,884,883.20
  5. Step 5: Solve for x
    x = 573,884,883.20/27,216.27
  6. Step 6: Final answer
    x = 21,086.10

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Double scale
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Similar ratio
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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.