Home / 29,011.96-43,520.97-12,373.75

Finding the Fourth Proportional to 29,011.96, 43,520.97 and 12,373.75

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Solution

The fourth proportional to 29,011.96, 43,520.97 and 12,373.75 is: 18,561.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,011.96 : 43,520.97 = 12,373.75 : x
  2. Step 2: Convert to fraction form
    29,011.96/43,520.97 = 12,373.75/x
  3. Step 3: Cross multiply
    29,011.96x = 43,520.97 × 12,373.75
  4. Step 4: Simplify right side
    29,011.96x = 538,517,602.54
  5. Step 5: Solve for x
    x = 538,517,602.54/29,011.96
  6. Step 6: Final answer
    x = 18,561.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.