Home / 22,840.29-34,211.81-12,974.49

Finding the Fourth Proportional to 22,840.29, 34,211.81 and 12,974.49

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Solution

The fourth proportional to 22,840.29, 34,211.81 and 12,974.49 is: 19,434.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,840.29 : 34,211.81 = 12,974.49 : x
  2. Step 2: Convert to fraction form
    22,840.29/34,211.81 = 12,974.49/x
  3. Step 3: Cross multiply
    22,840.29x = 34,211.81 × 12,974.49
  4. Step 4: Simplify right side
    22,840.29x = 443,880,721.85
  5. Step 5: Solve for x
    x = 443,880,721.85/22,840.29
  6. Step 6: Final answer
    x = 19,434.11

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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.