Home / 27,962.80-41,939.40-10,423.60

Finding the Fourth Proportional to 27,962.80, 41,939.40 and 10,423.60

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Solution

The fourth proportional to 27,962.80, 41,939.40 and 10,423.60 is: 15,633.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,962.80 : 41,939.40 = 10,423.60 : x
  2. Step 2: Convert to fraction form
    27,962.80/41,939.40 = 10,423.60/x
  3. Step 3: Cross multiply
    27,962.80x = 41,939.40 × 10,423.60
  4. Step 4: Simplify right side
    27,962.80x = 437,159,529.84
  5. Step 5: Solve for x
    x = 437,159,529.84/27,962.80
  6. Step 6: Final answer
    x = 15,633.61

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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.