Home / 22,499.64-33,750.36-8,458.20

Finding the Fourth Proportional to 22,499.64, 33,750.36 and 8,458.20

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Solution

The fourth proportional to 22,499.64, 33,750.36 and 8,458.20 is: 12,687.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,499.64 : 33,750.36 = 8,458.20 : x
  2. Step 2: Convert to fraction form
    22,499.64/33,750.36 = 8,458.20/x
  3. Step 3: Cross multiply
    22,499.64x = 33,750.36 × 8,458.20
  4. Step 4: Simplify right side
    22,499.64x = 285,467,294.95
  5. Step 5: Solve for x
    x = 285,467,294.95/22,499.64
  6. Step 6: Final answer
    x = 12,687.64

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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.