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Finding the Fourth Proportional to 32,565.69, 44,938.53 and 18,223.11

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Solution

The fourth proportional to 32,565.69, 44,938.53 and 18,223.11 is: 25,146.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,565.69 : 44,938.53 = 18,223.11 : x
  2. Step 2: Convert to fraction form
    32,565.69/44,938.53 = 18,223.11/x
  3. Step 3: Cross multiply
    32,565.69x = 44,938.53 × 18,223.11
  4. Step 4: Simplify right side
    32,565.69x = 818,919,775.43
  5. Step 5: Solve for x
    x = 818,919,775.43/32,565.69
  6. Step 6: Final answer
    x = 25,146.70

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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.