Home / 19,162.06-26,443.63-11,202.69

Finding the Fourth Proportional to 19,162.06, 26,443.63 and 11,202.69

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Solution

The fourth proportional to 19,162.06, 26,443.63 and 11,202.69 is: 15,459.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,162.06 : 26,443.63 = 11,202.69 : x
  2. Step 2: Convert to fraction form
    19,162.06/26,443.63 = 11,202.69/x
  3. Step 3: Cross multiply
    19,162.06x = 26,443.63 × 11,202.69
  4. Step 4: Simplify right side
    19,162.06x = 296,239,789.36
  5. Step 5: Solve for x
    x = 296,239,789.36/19,162.06
  6. Step 6: Final answer
    x = 15,459.70

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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.