Home / 17,677.21-26,510.20-5,987.69

Finding the Fourth Proportional to 17,677.21, 26,510.20 and 5,987.69

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Solution

The fourth proportional to 17,677.21, 26,510.20 and 5,987.69 is: 8,979.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,677.21 : 26,510.20 = 5,987.69 : x
  2. Step 2: Convert to fraction form
    17,677.21/26,510.20 = 5,987.69/x
  3. Step 3: Cross multiply
    17,677.21x = 26,510.20 × 5,987.69
  4. Step 4: Simplify right side
    17,677.21x = 158,734,859.44
  5. Step 5: Solve for x
    x = 158,734,859.44/17,677.21
  6. Step 6: Final answer
    x = 8,979.63

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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.