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Finding the Fourth Proportional to 41,132.81, 61,699.56 and 9,968.06

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Solution

The fourth proportional to 41,132.81, 61,699.56 and 9,968.06 is: 14,952.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,132.81 : 61,699.56 = 9,968.06 : x
  2. Step 2: Convert to fraction form
    41,132.81/61,699.56 = 9,968.06/x
  3. Step 3: Cross multiply
    41,132.81x = 61,699.56 × 9,968.06
  4. Step 4: Simplify right side
    41,132.81x = 615,025,032.92
  5. Step 5: Solve for x
    x = 615,025,032.92/41,132.81
  6. Step 6: Final answer
    x = 14,952.18

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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.