Home / 32,812.20-49,218.30-28,204.20

Finding the Fourth Proportional to 32,812.20, 49,218.30 and 28,204.20

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Solution

The fourth proportional to 32,812.20, 49,218.30 and 28,204.20 is: 42,306.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,812.20 : 49,218.30 = 28,204.20 : x
  2. Step 2: Convert to fraction form
    32,812.20/49,218.30 = 28,204.20/x
  3. Step 3: Cross multiply
    32,812.20x = 49,218.30 × 28,204.20
  4. Step 4: Simplify right side
    32,812.20x = 1,388,162,776.86
  5. Step 5: Solve for x
    x = 1,388,162,776.86/32,812.20
  6. Step 6: Final answer
    x = 42,306.30

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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.