Home / 27,999.38-38,639.94-16,064.84

Finding the Fourth Proportional to 27,999.38, 38,639.94 and 16,064.84

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Solution

The fourth proportional to 27,999.38, 38,639.94 and 16,064.84 is: 22,169.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,999.38 : 38,639.94 = 16,064.84 : x
  2. Step 2: Convert to fraction form
    27,999.38/38,639.94 = 16,064.84/x
  3. Step 3: Cross multiply
    27,999.38x = 38,639.94 × 16,064.84
  4. Step 4: Simplify right side
    27,999.38x = 620,744,453.71
  5. Step 5: Solve for x
    x = 620,744,453.71/27,999.38
  6. Step 6: Final answer
    x = 22,169.94

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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.