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Finding the Fourth Proportional to 32,087.70, 44,281.89 and 17,939.70

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Solution

The fourth proportional to 32,087.70, 44,281.89 and 17,939.70 is: 24,757.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,087.70 : 44,281.89 = 17,939.70 : x
  2. Step 2: Convert to fraction form
    32,087.70/44,281.89 = 17,939.70/x
  3. Step 3: Cross multiply
    32,087.70x = 44,281.89 × 17,939.70
  4. Step 4: Simplify right side
    32,087.70x = 794,403,822.03
  5. Step 5: Solve for x
    x = 794,403,822.03/32,087.70
  6. Step 6: Final answer
    x = 24,757.27

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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.