Home / 27,631.83-41,451.39-8,905.71

Finding the Fourth Proportional to 27,631.83, 41,451.39 and 8,905.71

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Solution

The fourth proportional to 27,631.83, 41,451.39 and 8,905.71 is: 13,359.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,631.83 : 41,451.39 = 8,905.71 : x
  2. Step 2: Convert to fraction form
    27,631.83/41,451.39 = 8,905.71/x
  3. Step 3: Cross multiply
    27,631.83x = 41,451.39 × 8,905.71
  4. Step 4: Simplify right side
    27,631.83x = 369,154,058.44
  5. Step 5: Solve for x
    x = 369,154,058.44/27,631.83
  6. Step 6: Final answer
    x = 13,359.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.