Home / 23,513.29-35,223.78-13,631.80

Finding the Fourth Proportional to 23,513.29, 35,223.78 and 13,631.80

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Solution

The fourth proportional to 23,513.29, 35,223.78 and 13,631.80 is: 20,420.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,513.29 : 35,223.78 = 13,631.80 : x
  2. Step 2: Convert to fraction form
    23,513.29/35,223.78 = 13,631.80/x
  3. Step 3: Cross multiply
    23,513.29x = 35,223.78 × 13,631.80
  4. Step 4: Simplify right side
    23,513.29x = 480,163,524.20
  5. Step 5: Solve for x
    x = 480,163,524.20/23,513.29
  6. Step 6: Final answer
    x = 20,420.94

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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.