Home / 27,567.20-38,042.76-14,991.95

Finding the Fourth Proportional to 27,567.20, 38,042.76 and 14,991.95

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Solution

The fourth proportional to 27,567.20, 38,042.76 and 14,991.95 is: 20,688.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,567.20 : 38,042.76 = 14,991.95 : x
  2. Step 2: Convert to fraction form
    27,567.20/38,042.76 = 14,991.95/x
  3. Step 3: Cross multiply
    27,567.20x = 38,042.76 × 14,991.95
  4. Step 4: Simplify right side
    27,567.20x = 570,335,307.11
  5. Step 5: Solve for x
    x = 570,335,307.11/27,567.20
  6. Step 6: Final answer
    x = 20,688.91

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Half scale
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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.