Home / 22,297.10-30,769.56-12,225.56

Finding the Fourth Proportional to 22,297.10, 30,769.56 and 12,225.56

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Solution

The fourth proportional to 22,297.10, 30,769.56 and 12,225.56 is: 16,871.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,297.10 : 30,769.56 = 12,225.56 : x
  2. Step 2: Convert to fraction form
    22,297.10/30,769.56 = 12,225.56/x
  3. Step 3: Cross multiply
    22,297.10x = 30,769.56 × 12,225.56
  4. Step 4: Simplify right side
    22,297.10x = 376,175,101.95
  5. Step 5: Solve for x
    x = 376,175,101.95/22,297.10
  6. Step 6: Final answer
    x = 16,871.03

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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.