Home / 16,651.42-22,982.18-10,690.63

Finding the Fourth Proportional to 16,651.42, 22,982.18 and 10,690.63

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Solution

The fourth proportional to 16,651.42, 22,982.18 and 10,690.63 is: 14,755.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,651.42 : 22,982.18 = 10,690.63 : x
  2. Step 2: Convert to fraction form
    16,651.42/22,982.18 = 10,690.63/x
  3. Step 3: Cross multiply
    16,651.42x = 22,982.18 × 10,690.63
  4. Step 4: Simplify right side
    16,651.42x = 245,693,872.06
  5. Step 5: Solve for x
    x = 245,693,872.06/16,651.42
  6. Step 6: Final answer
    x = 14,755.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.