Home / 17,345.96-23,947.74-11,388.07

Finding the Fourth Proportional to 17,345.96, 23,947.74 and 11,388.07

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Solution

The fourth proportional to 17,345.96, 23,947.74 and 11,388.07 is: 15,722.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,345.96 : 23,947.74 = 11,388.07 : x
  2. Step 2: Convert to fraction form
    17,345.96/23,947.74 = 11,388.07/x
  3. Step 3: Cross multiply
    17,345.96x = 23,947.74 × 11,388.07
  4. Step 4: Simplify right side
    17,345.96x = 272,718,599.33
  5. Step 5: Solve for x
    x = 272,718,599.33/17,345.96
  6. Step 6: Final answer
    x = 15,722.31

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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.