Home / 28,856.69-43,288.47-27,282.05

Finding the Fourth Proportional to 28,856.69, 43,288.47 and 27,282.05

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Solution

The fourth proportional to 28,856.69, 43,288.47 and 27,282.05 is: 40,926.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,856.69 : 43,288.47 = 27,282.05 : x
  2. Step 2: Convert to fraction form
    28,856.69/43,288.47 = 27,282.05/x
  3. Step 3: Cross multiply
    28,856.69x = 43,288.47 × 27,282.05
  4. Step 4: Simplify right side
    28,856.69x = 1,180,998,202.96
  5. Step 5: Solve for x
    x = 1,180,998,202.96/28,856.69
  6. Step 6: Final answer
    x = 40,926.32

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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.