Home / 40,972.72-61,410.48-17,549.68

Finding the Fourth Proportional to 40,972.72, 61,410.48 and 17,549.68

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Solution

The fourth proportional to 40,972.72, 61,410.48 and 17,549.68 is: 26,303.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,972.72 : 61,410.48 = 17,549.68 : x
  2. Step 2: Convert to fraction form
    40,972.72/61,410.48 = 17,549.68/x
  3. Step 3: Cross multiply
    40,972.72x = 61,410.48 × 17,549.68
  4. Step 4: Simplify right side
    40,972.72x = 1,077,734,272.65
  5. Step 5: Solve for x
    x = 1,077,734,272.65/40,972.72
  6. Step 6: Final answer
    x = 26,303.70

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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.