Home / 22,032-30,403.80-12,600.24

Finding the Fourth Proportional to 22,032, 30,403.80 and 12,600.24

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Solution

The fourth proportional to 22,032, 30,403.80 and 12,600.24 is: 17,388.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,032 : 30,403.80 = 12,600.24 : x
  2. Step 2: Convert to fraction form
    22,032/30,403.80 = 12,600.24/x
  3. Step 3: Cross multiply
    22,032x = 30,403.80 × 12,600.24
  4. Step 4: Simplify right side
    22,032x = 383,095,176.91
  5. Step 5: Solve for x
    x = 383,095,176.91/22,032
  6. Step 6: Final answer
    x = 17,388.13

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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.