Home / 19,105.65-26,371.31-11,552.00

Finding the Fourth Proportional to 19,105.65, 26,371.31 and 11,552.00

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Solution

The fourth proportional to 19,105.65, 26,371.31 and 11,552.00 is: 15,945.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,105.65 : 26,371.31 = 11,552.00 : x
  2. Step 2: Convert to fraction form
    19,105.65/26,371.31 = 11,552.00/x
  3. Step 3: Cross multiply
    19,105.65x = 26,371.31 × 11,552.00
  4. Step 4: Simplify right side
    19,105.65x = 304,641,183.50
  5. Step 5: Solve for x
    x = 304,641,183.50/19,105.65
  6. Step 6: Final answer
    x = 15,945.08

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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.