Home / 29,530.40-40,752-16,101.92

Finding the Fourth Proportional to 29,530.40, 40,752 and 16,101.92

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Solution

The fourth proportional to 29,530.40, 40,752 and 16,101.92 is: 22,220.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,530.40 : 40,752 = 16,101.92 : x
  2. Step 2: Convert to fraction form
    29,530.40/40,752 = 16,101.92/x
  3. Step 3: Cross multiply
    29,530.40x = 40,752 × 16,101.92
  4. Step 4: Simplify right side
    29,530.40x = 656,185,443.84
  5. Step 5: Solve for x
    x = 656,185,443.84/29,530.40
  6. Step 6: Final answer
    x = 22,220.68

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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.