Home / 17,776.62-26,672.72-8,423.33

Finding the Fourth Proportional to 17,776.62, 26,672.72 and 8,423.33

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Solution

The fourth proportional to 17,776.62, 26,672.72 and 8,423.33 is: 12,638.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,776.62 : 26,672.72 = 8,423.33 : x
  2. Step 2: Convert to fraction form
    17,776.62/26,672.72 = 8,423.33/x
  3. Step 3: Cross multiply
    17,776.62x = 26,672.72 × 8,423.33
  4. Step 4: Simplify right side
    17,776.62x = 224,672,947.08
  5. Step 5: Solve for x
    x = 224,672,947.08/17,776.62
  6. Step 6: Final answer
    x = 12,638.68

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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.