Home / 28,899.68-43,096.88-25,713.92

Finding the Fourth Proportional to 28,899.68, 43,096.88 and 25,713.92

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Solution

The fourth proportional to 28,899.68, 43,096.88 and 25,713.92 is: 38,346.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899.68 : 43,096.88 = 25,713.92 : x
  2. Step 2: Convert to fraction form
    28,899.68/43,096.88 = 25,713.92/x
  3. Step 3: Cross multiply
    28,899.68x = 43,096.88 × 25,713.92
  4. Step 4: Simplify right side
    28,899.68x = 1,108,189,724.57
  5. Step 5: Solve for x
    x = 1,108,189,724.57/28,899.68
  6. Step 6: Final answer
    x = 38,346.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.