Home / 17,659.28-26,451.48-12,086.48

Finding the Fourth Proportional to 17,659.28, 26,451.48 and 12,086.48

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Solution

The fourth proportional to 17,659.28, 26,451.48 and 12,086.48 is: 18,104.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,659.28 : 26,451.48 = 12,086.48 : x
  2. Step 2: Convert to fraction form
    17,659.28/26,451.48 = 12,086.48/x
  3. Step 3: Cross multiply
    17,659.28x = 26,451.48 × 12,086.48
  4. Step 4: Simplify right side
    17,659.28x = 319,705,283.99
  5. Step 5: Solve for x
    x = 319,705,283.99/17,659.28
  6. Step 6: Final answer
    x = 18,104.10

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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.