Home / 23,012.85-34,491.02-11,913.22

Finding the Fourth Proportional to 23,012.85, 34,491.02 and 11,913.22

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Solution

The fourth proportional to 23,012.85, 34,491.02 and 11,913.22 is: 17,855.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,012.85 : 34,491.02 = 11,913.22 : x
  2. Step 2: Convert to fraction form
    23,012.85/34,491.02 = 11,913.22/x
  3. Step 3: Cross multiply
    23,012.85x = 34,491.02 × 11,913.22
  4. Step 4: Simplify right side
    23,012.85x = 410,898,936.83
  5. Step 5: Solve for x
    x = 410,898,936.83/23,012.85
  6. Step 6: Final answer
    x = 17,855.20

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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.