Home / 27,267.19-37,627.41-15,331.66

Finding the Fourth Proportional to 27,267.19, 37,627.41 and 15,331.66

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Solution

The fourth proportional to 27,267.19, 37,627.41 and 15,331.66 is: 21,156.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,267.19 : 37,627.41 = 15,331.66 : x
  2. Step 2: Convert to fraction form
    27,267.19/37,627.41 = 15,331.66/x
  3. Step 3: Cross multiply
    27,267.19x = 37,627.41 × 15,331.66
  4. Step 4: Simplify right side
    27,267.19x = 576,890,656.80
  5. Step 5: Solve for x
    x = 576,890,656.80/27,267.19
  6. Step 6: Final answer
    x = 21,156.95

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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.