Home / 17,982.88-26,841.16-16,874.80

Finding the Fourth Proportional to 17,982.88, 26,841.16 and 16,874.80

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Solution

The fourth proportional to 17,982.88, 26,841.16 and 16,874.80 is: 25,187.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,982.88 : 26,841.16 = 16,874.80 : x
  2. Step 2: Convert to fraction form
    17,982.88/26,841.16 = 16,874.80/x
  3. Step 3: Cross multiply
    17,982.88x = 26,841.16 × 16,874.80
  4. Step 4: Simplify right side
    17,982.88x = 452,939,206.77
  5. Step 5: Solve for x
    x = 452,939,206.77/17,982.88
  6. Step 6: Final answer
    x = 25,187.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.