Home / 17,383.17-23,979.74-10,311.87

Finding the Fourth Proportional to 17,383.17, 23,979.74 and 10,311.87

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Solution

The fourth proportional to 17,383.17, 23,979.74 and 10,311.87 is: 14,225.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,383.17 : 23,979.74 = 10,311.87 : x
  2. Step 2: Convert to fraction form
    17,383.17/23,979.74 = 10,311.87/x
  3. Step 3: Cross multiply
    17,383.17x = 23,979.74 × 10,311.87
  4. Step 4: Simplify right side
    17,383.17x = 247,275,909.95
  5. Step 5: Solve for x
    x = 247,275,909.95/17,383.17
  6. Step 6: Final answer
    x = 14,225.02

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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.