Home / 13,001.24-19,495.68-6,419.73

Finding the Fourth Proportional to 13,001.24, 19,495.68 and 6,419.73

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Solution

The fourth proportional to 13,001.24, 19,495.68 and 6,419.73 is: 9,626.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,001.24 : 19,495.68 = 6,419.73 : x
  2. Step 2: Convert to fraction form
    13,001.24/19,495.68 = 6,419.73/x
  3. Step 3: Cross multiply
    13,001.24x = 19,495.68 × 6,419.73
  4. Step 4: Simplify right side
    13,001.24x = 125,157,001.77
  5. Step 5: Solve for x
    x = 125,157,001.77/13,001.24
  6. Step 6: Final answer
    x = 9,626.54

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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.