Home / 27,106.96-37,406.70-15,169.98

Finding the Fourth Proportional to 27,106.96, 37,406.70 and 15,169.98

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Solution

The fourth proportional to 27,106.96, 37,406.70 and 15,169.98 is: 20,934.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,106.96 : 37,406.70 = 15,169.98 : x
  2. Step 2: Convert to fraction form
    27,106.96/37,406.70 = 15,169.98/x
  3. Step 3: Cross multiply
    27,106.96x = 37,406.70 × 15,169.98
  4. Step 4: Simplify right side
    27,106.96x = 567,458,890.87
  5. Step 5: Solve for x
    x = 567,458,890.87/27,106.96
  6. Step 6: Final answer
    x = 20,934.07

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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.