Home / 31,110.10-46,466.82-28,143.97

Finding the Fourth Proportional to 31,110.10, 46,466.82 and 28,143.97

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Solution

The fourth proportional to 31,110.10, 46,466.82 and 28,143.97 is: 42,036.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,110.10 : 46,466.82 = 28,143.97 : x
  2. Step 2: Convert to fraction form
    31,110.10/46,466.82 = 28,143.97/x
  3. Step 3: Cross multiply
    31,110.10x = 46,466.82 × 28,143.97
  4. Step 4: Simplify right side
    31,110.10x = 1,307,760,671.91
  5. Step 5: Solve for x
    x = 1,307,760,671.91/31,110.10
  6. Step 6: Final answer
    x = 42,036.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.