Home / 18,541.20-27,799.43-9,634.64

Finding the Fourth Proportional to 18,541.20, 27,799.43 and 9,634.64

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Solution

The fourth proportional to 18,541.20, 27,799.43 and 9,634.64 is: 14,445.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.20 : 27,799.43 = 9,634.64 : x
  2. Step 2: Convert to fraction form
    18,541.20/27,799.43 = 9,634.64/x
  3. Step 3: Cross multiply
    18,541.20x = 27,799.43 × 9,634.64
  4. Step 4: Simplify right side
    18,541.20x = 267,837,500.26
  5. Step 5: Solve for x
    x = 267,837,500.26/18,541.20
  6. Step 6: Final answer
    x = 14,445.53

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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.