Home / 25,477.46-38,221.62-9,895.04

Finding the Fourth Proportional to 25,477.46, 38,221.62 and 9,895.04

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Solution

The fourth proportional to 25,477.46, 38,221.62 and 9,895.04 is: 14,844.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,477.46 : 38,221.62 = 9,895.04 : x
  2. Step 2: Convert to fraction form
    25,477.46/38,221.62 = 9,895.04/x
  3. Step 3: Cross multiply
    25,477.46x = 38,221.62 × 9,895.04
  4. Step 4: Simplify right side
    25,477.46x = 378,204,458.76
  5. Step 5: Solve for x
    x = 378,204,458.76/25,477.46
  6. Step 6: Final answer
    x = 14,844.67

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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.