Home / 25,925.46-38,908.96-11,892.10

Finding the Fourth Proportional to 25,925.46, 38,908.96 and 11,892.10

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Solution

The fourth proportional to 25,925.46, 38,908.96 and 11,892.10 is: 17,847.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,925.46 : 38,908.96 = 11,892.10 : x
  2. Step 2: Convert to fraction form
    25,925.46/38,908.96 = 11,892.10/x
  3. Step 3: Cross multiply
    25,925.46x = 38,908.96 × 11,892.10
  4. Step 4: Simplify right side
    25,925.46x = 462,709,183.76
  5. Step 5: Solve for x
    x = 462,709,183.76/25,925.46
  6. Step 6: Final answer
    x = 17,847.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.