Home / 12,023-18,025.84-5,445.80

Finding the Fourth Proportional to 12,023, 18,025.84 and 5,445.80

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Solution

The fourth proportional to 12,023, 18,025.84 and 5,445.80 is: 8,164.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,023 : 18,025.84 = 5,445.80 : x
  2. Step 2: Convert to fraction form
    12,023/18,025.84 = 5,445.80/x
  3. Step 3: Cross multiply
    12,023x = 18,025.84 × 5,445.80
  4. Step 4: Simplify right side
    12,023x = 98,165,119.47
  5. Step 5: Solve for x
    x = 98,165,119.47/12,023
  6. Step 6: Final answer
    x = 8,164.78

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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.