Home / 40,924.60-61,321.28-36,988

Finding the Fourth Proportional to 40,924.60, 61,321.28 and 36,988

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Solution

The fourth proportional to 40,924.60, 61,321.28 and 36,988 is: 55,422.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,924.60 : 61,321.28 = 36,988 : x
  2. Step 2: Convert to fraction form
    40,924.60/61,321.28 = 36,988/x
  3. Step 3: Cross multiply
    40,924.60x = 61,321.28 × 36,988
  4. Step 4: Simplify right side
    40,924.60x = 2,268,151,504.64
  5. Step 5: Solve for x
    x = 2,268,151,504.64/40,924.60
  6. Step 6: Final answer
    x = 55,422.69

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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.