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Finding the Fourth Proportional to 41,052.76, 61,579.14 and 9,888

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Solution

The fourth proportional to 41,052.76, 61,579.14 and 9,888 is: 14,832

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,052.76 : 61,579.14 = 9,888 : x
  2. Step 2: Convert to fraction form
    41,052.76/61,579.14 = 9,888/x
  3. Step 3: Cross multiply
    41,052.76x = 61,579.14 × 9,888
  4. Step 4: Simplify right side
    41,052.76x = 608,894,536.32
  5. Step 5: Solve for x
    x = 608,894,536.32/41,052.76
  6. Step 6: Final answer
    x = 14,832

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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.