Home / 41,728.66-62,603.22-12,146.77

Finding the Fourth Proportional to 41,728.66, 62,603.22 and 12,146.77

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Solution

The fourth proportional to 41,728.66, 62,603.22 and 12,146.77 is: 18,223.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,728.66 : 62,603.22 = 12,146.77 : x
  2. Step 2: Convert to fraction form
    41,728.66/62,603.22 = 12,146.77/x
  3. Step 3: Cross multiply
    41,728.66x = 62,603.22 × 12,146.77
  4. Step 4: Simplify right side
    41,728.66x = 760,426,601.58
  5. Step 5: Solve for x
    x = 760,426,601.58/41,728.66
  6. Step 6: Final answer
    x = 18,223.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.