Home / 22,335.41-30,822.88-13,262.58

Finding the Fourth Proportional to 22,335.41, 30,822.88 and 13,262.58

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Solution

The fourth proportional to 22,335.41, 30,822.88 and 13,262.58 is: 18,302.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,335.41 : 30,822.88 = 13,262.58 : x
  2. Step 2: Convert to fraction form
    22,335.41/30,822.88 = 13,262.58/x
  3. Step 3: Cross multiply
    22,335.41x = 30,822.88 × 13,262.58
  4. Step 4: Simplify right side
    22,335.41x = 408,790,911.83
  5. Step 5: Solve for x
    x = 408,790,911.83/22,335.41
  6. Step 6: Final answer
    x = 18,302.37

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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.