Home / 29,531.39-40,751.71-16,956.14

Finding the Fourth Proportional to 29,531.39, 40,751.71 and 16,956.14

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Solution

The fourth proportional to 29,531.39, 40,751.71 and 16,956.14 is: 23,398.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,531.39 : 40,751.71 = 16,956.14 : x
  2. Step 2: Convert to fraction form
    29,531.39/40,751.71 = 16,956.14/x
  3. Step 3: Cross multiply
    29,531.39x = 40,751.71 × 16,956.14
  4. Step 4: Simplify right side
    29,531.39x = 690,991,453.85
  5. Step 5: Solve for x
    x = 690,991,453.85/29,531.39
  6. Step 6: Final answer
    x = 23,398.55

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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.