Home / 27,037.17-40,561.70-8,318.57

Finding the Fourth Proportional to 27,037.17, 40,561.70 and 8,318.57

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Solution

The fourth proportional to 27,037.17, 40,561.70 and 8,318.57 is: 12,479.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,037.17 : 40,561.70 = 8,318.57 : x
  2. Step 2: Convert to fraction form
    27,037.17/40,561.70 = 8,318.57/x
  3. Step 3: Cross multiply
    27,037.17x = 40,561.70 × 8,318.57
  4. Step 4: Simplify right side
    27,037.17x = 337,415,096.37
  5. Step 5: Solve for x
    x = 337,415,096.37/27,037.17
  6. Step 6: Final answer
    x = 12,479.68

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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.