Home / 27,316.17-40,979.70-8,600.92

Finding the Fourth Proportional to 27,316.17, 40,979.70 and 8,600.92

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Solution

The fourth proportional to 27,316.17, 40,979.70 and 8,600.92 is: 12,903.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,316.17 : 40,979.70 = 8,600.92 : x
  2. Step 2: Convert to fraction form
    27,316.17/40,979.70 = 8,600.92/x
  3. Step 3: Cross multiply
    27,316.17x = 40,979.70 × 8,600.92
  4. Step 4: Simplify right side
    27,316.17x = 352,463,018.87
  5. Step 5: Solve for x
    x = 352,463,018.87/27,316.17
  6. Step 6: Final answer
    x = 12,903.09

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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.