Home / 40,281.44-55,587.24-22,376

Finding the Fourth Proportional to 40,281.44, 55,587.24 and 22,376

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Solution

The fourth proportional to 40,281.44, 55,587.24 and 22,376 is: 30,878.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,281.44 : 55,587.24 = 22,376 : x
  2. Step 2: Convert to fraction form
    40,281.44/55,587.24 = 22,376/x
  3. Step 3: Cross multiply
    40,281.44x = 55,587.24 × 22,376
  4. Step 4: Simplify right side
    40,281.44x = 1,243,820,082.24
  5. Step 5: Solve for x
    x = 1,243,820,082.24/40,281.44
  6. Step 6: Final answer
    x = 30,878.24

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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.