Home / 27,938.56-38,555.20-16,002.24

Finding the Fourth Proportional to 27,938.56, 38,555.20 and 16,002.24

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Solution

The fourth proportional to 27,938.56, 38,555.20 and 16,002.24 is: 22,083.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,938.56 : 38,555.20 = 16,002.24 : x
  2. Step 2: Convert to fraction form
    27,938.56/38,555.20 = 16,002.24/x
  3. Step 3: Cross multiply
    27,938.56x = 38,555.20 × 16,002.24
  4. Step 4: Simplify right side
    27,938.56x = 616,969,563.65
  5. Step 5: Solve for x
    x = 616,969,563.65/27,938.56
  6. Step 6: Final answer
    x = 22,083.08

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Double scale
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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.