Home / 17,423.12-26,157.72-8,073.20

Finding the Fourth Proportional to 17,423.12, 26,157.72 and 8,073.20

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Solution

The fourth proportional to 17,423.12, 26,157.72 and 8,073.20 is: 12,120.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,423.12 : 26,157.72 = 8,073.20 : x
  2. Step 2: Convert to fraction form
    17,423.12/26,157.72 = 8,073.20/x
  3. Step 3: Cross multiply
    17,423.12x = 26,157.72 × 8,073.20
  4. Step 4: Simplify right side
    17,423.12x = 211,176,505.10
  5. Step 5: Solve for x
    x = 211,176,505.10/17,423.12
  6. Step 6: Final answer
    x = 12,120.48

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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.