Home / 23,423.67-32,286.74-18,310.28

Finding the Fourth Proportional to 23,423.67, 32,286.74 and 18,310.28

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Solution

The fourth proportional to 23,423.67, 32,286.74 and 18,310.28 is: 25,238.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,423.67 : 32,286.74 = 18,310.28 : x
  2. Step 2: Convert to fraction form
    23,423.67/32,286.74 = 18,310.28/x
  3. Step 3: Cross multiply
    23,423.67x = 32,286.74 × 18,310.28
  4. Step 4: Simplify right side
    23,423.67x = 591,178,996.70
  5. Step 5: Solve for x
    x = 591,178,996.70/23,423.67
  6. Step 6: Final answer
    x = 25,238.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.