Home / 28,380.99-42,609.18-24,247.56

Finding the Fourth Proportional to 28,380.99, 42,609.18 and 24,247.56

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Solution

The fourth proportional to 28,380.99, 42,609.18 and 24,247.56 is: 36,403.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,380.99 : 42,609.18 = 24,247.56 : x
  2. Step 2: Convert to fraction form
    28,380.99/42,609.18 = 24,247.56/x
  3. Step 3: Cross multiply
    28,380.99x = 42,609.18 × 24,247.56
  4. Step 4: Simplify right side
    28,380.99x = 1,033,168,648.60
  5. Step 5: Solve for x
    x = 1,033,168,648.60/28,380.99
  6. Step 6: Final answer
    x = 36,403.55

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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.