Home / 17,967.40-26,951.10-11,422.60

Finding the Fourth Proportional to 17,967.40, 26,951.10 and 11,422.60

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Solution

The fourth proportional to 17,967.40, 26,951.10 and 11,422.60 is: 17,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,967.40 : 26,951.10 = 11,422.60 : x
  2. Step 2: Convert to fraction form
    17,967.40/26,951.10 = 11,422.60/x
  3. Step 3: Cross multiply
    17,967.40x = 26,951.10 × 11,422.60
  4. Step 4: Simplify right side
    17,967.40x = 307,851,634.86
  5. Step 5: Solve for x
    x = 307,851,634.86/17,967.40
  6. Step 6: Final answer
    x = 17,133.90

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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.