Home / 31,466.66-43,429.82-18,038.03

Finding the Fourth Proportional to 31,466.66, 43,429.82 and 18,038.03

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Solution

The fourth proportional to 31,466.66, 43,429.82 and 18,038.03 is: 24,895.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,466.66 : 43,429.82 = 18,038.03 : x
  2. Step 2: Convert to fraction form
    31,466.66/43,429.82 = 18,038.03/x
  3. Step 3: Cross multiply
    31,466.66x = 43,429.82 × 18,038.03
  4. Step 4: Simplify right side
    31,466.66x = 783,388,190.18
  5. Step 5: Solve for x
    x = 783,388,190.18/31,466.66
  6. Step 6: Final answer
    x = 24,895.82

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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.