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Finding the Fourth Proportional to 32,391.98, 44,704.12 and 18,962.42

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Solution

The fourth proportional to 32,391.98, 44,704.12 and 18,962.42 is: 26,170.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,391.98 : 44,704.12 = 18,962.42 : x
  2. Step 2: Convert to fraction form
    32,391.98/44,704.12 = 18,962.42/x
  3. Step 3: Cross multiply
    32,391.98x = 44,704.12 × 18,962.42
  4. Step 4: Simplify right side
    32,391.98x = 847,698,299.17
  5. Step 5: Solve for x
    x = 847,698,299.17/32,391.98
  6. Step 6: Final answer
    x = 26,170.01

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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.