Home / 16,816.14-25,226.98-5,126.63

Finding the Fourth Proportional to 16,816.14, 25,226.98 and 5,126.63

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Solution

The fourth proportional to 16,816.14, 25,226.98 and 5,126.63 is: 7,690.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.14 : 25,226.98 = 5,126.63 : x
  2. Step 2: Convert to fraction form
    16,816.14/25,226.98 = 5,126.63/x
  3. Step 3: Cross multiply
    16,816.14x = 25,226.98 × 5,126.63
  4. Step 4: Simplify right side
    16,816.14x = 129,329,253.53
  5. Step 5: Solve for x
    x = 129,329,253.53/16,816.14
  6. Step 6: Final answer
    x = 7,690.78

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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.