Home / 29,936.72-41,312.95-16,508.45

Finding the Fourth Proportional to 29,936.72, 41,312.95 and 16,508.45

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Solution

The fourth proportional to 29,936.72, 41,312.95 and 16,508.45 is: 22,781.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,936.72 : 41,312.95 = 16,508.45 : x
  2. Step 2: Convert to fraction form
    29,936.72/41,312.95 = 16,508.45/x
  3. Step 3: Cross multiply
    29,936.72x = 41,312.95 × 16,508.45
  4. Step 4: Simplify right side
    29,936.72x = 682,012,831.44
  5. Step 5: Solve for x
    x = 682,012,831.44/29,936.72
  6. Step 6: Final answer
    x = 22,781.81

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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.