Home / 22,448.44-30,977.39-12,376.97

Finding the Fourth Proportional to 22,448.44, 30,977.39 and 12,376.97

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Solution

The fourth proportional to 22,448.44, 30,977.39 and 12,376.97 is: 17,079.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,448.44 : 30,977.39 = 12,376.97 : x
  2. Step 2: Convert to fraction form
    22,448.44/30,977.39 = 12,376.97/x
  3. Step 3: Cross multiply
    22,448.44x = 30,977.39 × 12,376.97
  4. Step 4: Simplify right side
    22,448.44x = 383,406,226.71
  5. Step 5: Solve for x
    x = 383,406,226.71/22,448.44
  6. Step 6: Final answer
    x = 17,079.42

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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.