Home / 28,542.01-42,766.26-15,200.84

Finding the Fourth Proportional to 28,542.01, 42,766.26 and 15,200.84

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Solution

The fourth proportional to 28,542.01, 42,766.26 and 15,200.84 is: 22,776.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,542.01 : 42,766.26 = 15,200.84 : x
  2. Step 2: Convert to fraction form
    28,542.01/42,766.26 = 15,200.84/x
  3. Step 3: Cross multiply
    28,542.01x = 42,766.26 × 15,200.84
  4. Step 4: Simplify right side
    28,542.01x = 650,082,949.74
  5. Step 5: Solve for x
    x = 650,082,949.74/28,542.01
  6. Step 6: Final answer
    x = 22,776.36

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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.