Home / 23,249.92-34,889.68-8,457.40

Finding the Fourth Proportional to 23,249.92, 34,889.68 and 8,457.40

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Solution

The fourth proportional to 23,249.92, 34,889.68 and 8,457.40 is: 12,691.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,249.92 : 34,889.68 = 8,457.40 : x
  2. Step 2: Convert to fraction form
    23,249.92/34,889.68 = 8,457.40/x
  3. Step 3: Cross multiply
    23,249.92x = 34,889.68 × 8,457.40
  4. Step 4: Simplify right side
    23,249.92x = 295,075,979.63
  5. Step 5: Solve for x
    x = 295,075,979.63/23,249.92
  6. Step 6: Final answer
    x = 12,691.48

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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.