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Finding the Fourth Proportional to 34,882.71, 48,137.11 and 19,776.76

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Solution

The fourth proportional to 34,882.71, 48,137.11 and 19,776.76 is: 27,291.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,882.71 : 48,137.11 = 19,776.76 : x
  2. Step 2: Convert to fraction form
    34,882.71/48,137.11 = 19,776.76/x
  3. Step 3: Cross multiply
    34,882.71x = 48,137.11 × 19,776.76
  4. Step 4: Simplify right side
    34,882.71x = 951,996,071.56
  5. Step 5: Solve for x
    x = 951,996,071.56/34,882.71
  6. Step 6: Final answer
    x = 27,291.34

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Half scale
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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.