Home / 17,972.98-26,818.88-16,105.06

Finding the Fourth Proportional to 17,972.98, 26,818.88 and 16,105.06

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Solution

The fourth proportional to 17,972.98, 26,818.88 and 16,105.06 is: 24,031.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,972.98 : 26,818.88 = 16,105.06 : x
  2. Step 2: Convert to fraction form
    17,972.98/26,818.88 = 16,105.06/x
  3. Step 3: Cross multiply
    17,972.98x = 26,818.88 × 16,105.06
  4. Step 4: Simplify right side
    17,972.98x = 431,919,671.53
  5. Step 5: Solve for x
    x = 431,919,671.53/17,972.98
  6. Step 6: Final answer
    x = 24,031.61

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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.