Home / 57,261.44-85,909.92-17,824.16

Finding the Fourth Proportional to 57,261.44, 85,909.92 and 17,824.16

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Solution

The fourth proportional to 57,261.44, 85,909.92 and 17,824.16 is: 26,741.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,261.44 : 85,909.92 = 17,824.16 : x
  2. Step 2: Convert to fraction form
    57,261.44/85,909.92 = 17,824.16/x
  3. Step 3: Cross multiply
    57,261.44x = 85,909.92 × 17,824.16
  4. Step 4: Simplify right side
    57,261.44x = 1,531,272,159.67
  5. Step 5: Solve for x
    x = 1,531,272,159.67/57,261.44
  6. Step 6: Final answer
    x = 26,741.77

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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.