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Finding the Fourth Proportional to 32,421.75, 44,742.02 and 17,517.75

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Solution

The fourth proportional to 32,421.75, 44,742.02 and 17,517.75 is: 24,174.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,421.75 : 44,742.02 = 17,517.75 : x
  2. Step 2: Convert to fraction form
    32,421.75/44,742.02 = 17,517.75/x
  3. Step 3: Cross multiply
    32,421.75x = 44,742.02 × 17,517.75
  4. Step 4: Simplify right side
    32,421.75x = 783,779,433.27
  5. Step 5: Solve for x
    x = 783,779,433.27/32,421.75
  6. Step 6: Final answer
    x = 24,174.50

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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.