Home / 23,118.48-34,679.21-7,324.11

Finding the Fourth Proportional to 23,118.48, 34,679.21 and 7,324.11

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Solution

The fourth proportional to 23,118.48, 34,679.21 and 7,324.11 is: 10,986.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,118.48 : 34,679.21 = 7,324.11 : x
  2. Step 2: Convert to fraction form
    23,118.48/34,679.21 = 7,324.11/x
  3. Step 3: Cross multiply
    23,118.48x = 34,679.21 × 7,324.11
  4. Step 4: Simplify right side
    23,118.48x = 253,994,312.13
  5. Step 5: Solve for x
    x = 253,994,312.13/23,118.48
  6. Step 6: Final answer
    x = 10,986.64

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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.