Home / 27,052.89-37,331.33-15,115.65

Finding the Fourth Proportional to 27,052.89, 37,331.33 and 15,115.65

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Solution

The fourth proportional to 27,052.89, 37,331.33 and 15,115.65 is: 20,858.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,052.89 : 37,331.33 = 15,115.65 : x
  2. Step 2: Convert to fraction form
    27,052.89/37,331.33 = 15,115.65/x
  3. Step 3: Cross multiply
    27,052.89x = 37,331.33 × 15,115.65
  4. Step 4: Simplify right side
    27,052.89x = 564,287,242.74
  5. Step 5: Solve for x
    x = 564,287,242.74/27,052.89
  6. Step 6: Final answer
    x = 20,858.67

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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.