Home / 30,822.74-42,535.22-17,393.95

Finding the Fourth Proportional to 30,822.74, 42,535.22 and 17,393.95

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Solution

The fourth proportional to 30,822.74, 42,535.22 and 17,393.95 is: 24,003.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,822.74 : 42,535.22 = 17,393.95 : x
  2. Step 2: Convert to fraction form
    30,822.74/42,535.22 = 17,393.95/x
  3. Step 3: Cross multiply
    30,822.74x = 42,535.22 × 17,393.95
  4. Step 4: Simplify right side
    30,822.74x = 739,855,489.92
  5. Step 5: Solve for x
    x = 739,855,489.92/30,822.74
  6. Step 6: Final answer
    x = 24,003.56

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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.