Home / 19,472.08-29,208.12-6,325.78

Finding the Fourth Proportional to 19,472.08, 29,208.12 and 6,325.78

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Solution

The fourth proportional to 19,472.08, 29,208.12 and 6,325.78 is: 9,488.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,472.08 : 29,208.12 = 6,325.78 : x
  2. Step 2: Convert to fraction form
    19,472.08/29,208.12 = 6,325.78/x
  3. Step 3: Cross multiply
    19,472.08x = 29,208.12 × 6,325.78
  4. Step 4: Simplify right side
    19,472.08x = 184,764,141.33
  5. Step 5: Solve for x
    x = 184,764,141.33/19,472.08
  6. Step 6: Final answer
    x = 9,488.67

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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.