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Finding the Fourth Proportional to 55,773.42, 83,670.42 and 18,335.58

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Solution

The fourth proportional to 55,773.42, 83,670.42 and 18,335.58 is: 27,506.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,773.42 : 83,670.42 = 18,335.58 : x
  2. Step 2: Convert to fraction form
    55,773.42/83,670.42 = 18,335.58/x
  3. Step 3: Cross multiply
    55,773.42x = 83,670.42 × 18,335.58
  4. Step 4: Simplify right side
    55,773.42x = 1,534,145,679.54
  5. Step 5: Solve for x
    x = 1,534,145,679.54/55,773.42
  6. Step 6: Final answer
    x = 27,506.75

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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.