Home / 20,025.18-27,634.05-10,950.76

Finding the Fourth Proportional to 20,025.18, 27,634.05 and 10,950.76

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Solution

The fourth proportional to 20,025.18, 27,634.05 and 10,950.76 is: 15,111.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,025.18 : 27,634.05 = 10,950.76 : x
  2. Step 2: Convert to fraction form
    20,025.18/27,634.05 = 10,950.76/x
  3. Step 3: Cross multiply
    20,025.18x = 27,634.05 × 10,950.76
  4. Step 4: Simplify right side
    20,025.18x = 302,613,849.38
  5. Step 5: Solve for x
    x = 302,613,849.38/20,025.18
  6. Step 6: Final answer
    x = 15,111.67

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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.