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Finding the Fourth Proportional to 32,168.80, 44,393.07 and 18,021.79

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Solution

The fourth proportional to 32,168.80, 44,393.07 and 18,021.79 is: 24,870.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,168.80 : 44,393.07 = 18,021.79 : x
  2. Step 2: Convert to fraction form
    32,168.80/44,393.07 = 18,021.79/x
  3. Step 3: Cross multiply
    32,168.80x = 44,393.07 × 18,021.79
  4. Step 4: Simplify right side
    32,168.80x = 800,042,585.00
  5. Step 5: Solve for x
    x = 800,042,585.00/32,168.80
  6. Step 6: Final answer
    x = 24,870.14

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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.