Home / 23,330.16-34,979.76-12,223.44

Finding the Fourth Proportional to 23,330.16, 34,979.76 and 12,223.44

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Solution

The fourth proportional to 23,330.16, 34,979.76 and 12,223.44 is: 18,327.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,330.16 : 34,979.76 = 12,223.44 : x
  2. Step 2: Convert to fraction form
    23,330.16/34,979.76 = 12,223.44/x
  3. Step 3: Cross multiply
    23,330.16x = 34,979.76 × 12,223.44
  4. Step 4: Simplify right side
    23,330.16x = 427,572,997.57
  5. Step 5: Solve for x
    x = 427,572,997.57/23,330.16
  6. Step 6: Final answer
    x = 18,327.05

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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.