Home / 17,422.80-26,126.21-5,574.27

Finding the Fourth Proportional to 17,422.80, 26,126.21 and 5,574.27

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Solution

The fourth proportional to 17,422.80, 26,126.21 and 5,574.27 is: 8,358.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,422.80 : 26,126.21 = 5,574.27 : x
  2. Step 2: Convert to fraction form
    17,422.80/26,126.21 = 5,574.27/x
  3. Step 3: Cross multiply
    17,422.80x = 26,126.21 × 5,574.27
  4. Step 4: Simplify right side
    17,422.80x = 145,634,520.75
  5. Step 5: Solve for x
    x = 145,634,520.75/17,422.80
  6. Step 6: Final answer
    x = 8,358.85

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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.