Home / 22,249.53-30,703.02-12,175.97

Finding the Fourth Proportional to 22,249.53, 30,703.02 and 12,175.97

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Solution

The fourth proportional to 22,249.53, 30,703.02 and 12,175.97 is: 16,802.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,249.53 : 30,703.02 = 12,175.97 : x
  2. Step 2: Convert to fraction form
    22,249.53/30,703.02 = 12,175.97/x
  3. Step 3: Cross multiply
    22,249.53x = 30,703.02 × 12,175.97
  4. Step 4: Simplify right side
    22,249.53x = 373,839,050.43
  5. Step 5: Solve for x
    x = 373,839,050.43/22,249.53
  6. Step 6: Final answer
    x = 16,802.11

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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.