Home / 22,279.20-33,423.01-8,953.23

Finding the Fourth Proportional to 22,279.20, 33,423.01 and 8,953.23

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Solution

The fourth proportional to 22,279.20, 33,423.01 and 8,953.23 is: 13,431.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,279.20 : 33,423.01 = 8,953.23 : x
  2. Step 2: Convert to fraction form
    22,279.20/33,423.01 = 8,953.23/x
  3. Step 3: Cross multiply
    22,279.20x = 33,423.01 × 8,953.23
  4. Step 4: Simplify right side
    22,279.20x = 299,243,918.21
  5. Step 5: Solve for x
    x = 299,243,918.21/22,279.20
  6. Step 6: Final answer
    x = 13,431.54

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1.5x scale

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.