Home / 28,852.20-43,227.27-20,045.88

Finding the Fourth Proportional to 28,852.20, 43,227.27 and 20,045.88

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Solution

The fourth proportional to 28,852.20, 43,227.27 and 20,045.88 is: 30,033.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,852.20 : 43,227.27 = 20,045.88 : x
  2. Step 2: Convert to fraction form
    28,852.20/43,227.27 = 20,045.88/x
  3. Step 3: Cross multiply
    28,852.20x = 43,227.27 × 20,045.88
  4. Step 4: Simplify right side
    28,852.20x = 866,528,667.15
  5. Step 5: Solve for x
    x = 866,528,667.15/28,852.20
  6. Step 6: Final answer
    x = 30,033.37

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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.