Home / 40,885.16-61,314.78-17,505.32

Finding the Fourth Proportional to 40,885.16, 61,314.78 and 17,505.32

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Solution

The fourth proportional to 40,885.16, 61,314.78 and 17,505.32 is: 26,252.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,885.16 : 61,314.78 = 17,505.32 : x
  2. Step 2: Convert to fraction form
    40,885.16/61,314.78 = 17,505.32/x
  3. Step 3: Cross multiply
    40,885.16x = 61,314.78 × 17,505.32
  4. Step 4: Simplify right side
    40,885.16x = 1,073,334,844.63
  5. Step 5: Solve for x
    x = 1,073,334,844.63/40,885.16
  6. Step 6: Final answer
    x = 26,252.43

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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.