Home / 18,468.41-27,711.26-9,103.32

Finding the Fourth Proportional to 18,468.41, 27,711.26 and 9,103.32

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Solution

The fourth proportional to 18,468.41, 27,711.26 and 9,103.32 is: 13,659.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468.41 : 27,711.26 = 9,103.32 : x
  2. Step 2: Convert to fraction form
    18,468.41/27,711.26 = 9,103.32/x
  3. Step 3: Cross multiply
    18,468.41x = 27,711.26 × 9,103.32
  4. Step 4: Simplify right side
    18,468.41x = 252,264,490.14
  5. Step 5: Solve for x
    x = 252,264,490.14/18,468.41
  6. Step 6: Final answer
    x = 13,659.25

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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.