Home / 22,044.02-30,418.72-12,612.38

Finding the Fourth Proportional to 22,044.02, 30,418.72 and 12,612.38

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Solution

The fourth proportional to 22,044.02, 30,418.72 and 12,612.38 is: 17,403.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,044.02 : 30,418.72 = 12,612.38 : x
  2. Step 2: Convert to fraction form
    22,044.02/30,418.72 = 12,612.38/x
  3. Step 3: Cross multiply
    22,044.02x = 30,418.72 × 12,612.38
  4. Step 4: Simplify right side
    22,044.02x = 383,652,455.75
  5. Step 5: Solve for x
    x = 383,652,455.75/22,044.02
  6. Step 6: Final answer
    x = 17,403.92

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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.