Home / 22,742.16-34,113.24-7,161.36

Finding the Fourth Proportional to 22,742.16, 34,113.24 and 7,161.36

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Solution

The fourth proportional to 22,742.16, 34,113.24 and 7,161.36 is: 10,742.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,742.16 : 34,113.24 = 7,161.36 : x
  2. Step 2: Convert to fraction form
    22,742.16/34,113.24 = 7,161.36/x
  3. Step 3: Cross multiply
    22,742.16x = 34,113.24 × 7,161.36
  4. Step 4: Simplify right side
    22,742.16x = 244,297,192.41
  5. Step 5: Solve for x
    x = 244,297,192.41/22,742.16
  6. Step 6: Final answer
    x = 10,742.04

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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.