Home / 27,087.83-37,380.53-15,151.67

Finding the Fourth Proportional to 27,087.83, 37,380.53 and 15,151.67

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Solution

The fourth proportional to 27,087.83, 37,380.53 and 15,151.67 is: 20,908.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,087.83 : 37,380.53 = 15,151.67 : x
  2. Step 2: Convert to fraction form
    27,087.83/37,380.53 = 15,151.67/x
  3. Step 3: Cross multiply
    27,087.83x = 37,380.53 × 15,151.67
  4. Step 4: Simplify right side
    27,087.83x = 566,377,379.23
  5. Step 5: Solve for x
    x = 566,377,379.23/27,087.83
  6. Step 6: Final answer
    x = 20,908.92

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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.