Home / 22,890.23-34,348.10-12,360.03

Finding the Fourth Proportional to 22,890.23, 34,348.10 and 12,360.03

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Solution

The fourth proportional to 22,890.23, 34,348.10 and 12,360.03 is: 18,546.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,890.23 : 34,348.10 = 12,360.03 : x
  2. Step 2: Convert to fraction form
    22,890.23/34,348.10 = 12,360.03/x
  3. Step 3: Cross multiply
    22,890.23x = 34,348.10 × 12,360.03
  4. Step 4: Simplify right side
    22,890.23x = 424,543,425.36
  5. Step 5: Solve for x
    x = 424,543,425.36/22,890.23
  6. Step 6: Final answer
    x = 18,546.93

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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.