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Finding the Fourth Proportional to 32,100.32, 44,279.88 and 19,344.80

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Solution

The fourth proportional to 32,100.32, 44,279.88 and 19,344.80 is: 26,684.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,100.32 : 44,279.88 = 19,344.80 : x
  2. Step 2: Convert to fraction form
    32,100.32/44,279.88 = 19,344.80/x
  3. Step 3: Cross multiply
    32,100.32x = 44,279.88 × 19,344.80
  4. Step 4: Simplify right side
    32,100.32x = 856,585,422.62
  5. Step 5: Solve for x
    x = 856,585,422.62/32,100.32
  6. Step 6: Final answer
    x = 26,684.64

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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.