Home / 43,287.28-64,906.62-15,199.52

Finding the Fourth Proportional to 43,287.28, 64,906.62 and 15,199.52

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Solution

The fourth proportional to 43,287.28, 64,906.62 and 15,199.52 is: 22,790.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,287.28 : 64,906.62 = 15,199.52 : x
  2. Step 2: Convert to fraction form
    43,287.28/64,906.62 = 15,199.52/x
  3. Step 3: Cross multiply
    43,287.28x = 64,906.62 × 15,199.52
  4. Step 4: Simplify right side
    43,287.28x = 986,549,087.29
  5. Step 5: Solve for x
    x = 986,549,087.29/43,287.28
  6. Step 6: Final answer
    x = 22,790.74

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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.