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Finding the Fourth Proportional to 32,443.88, 44,773.62 and 18,830.87

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Solution

The fourth proportional to 32,443.88, 44,773.62 and 18,830.87 is: 25,987.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,443.88 : 44,773.62 = 18,830.87 : x
  2. Step 2: Convert to fraction form
    32,443.88/44,773.62 = 18,830.87/x
  3. Step 3: Cross multiply
    32,443.88x = 44,773.62 × 18,830.87
  4. Step 4: Simplify right side
    32,443.88x = 843,125,923.17
  5. Step 5: Solve for x
    x = 843,125,923.17/32,443.88
  6. Step 6: Final answer
    x = 25,987.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.