Home / 17,112.08-23,612.26-9,557.36

Finding the Fourth Proportional to 17,112.08, 23,612.26 and 9,557.36

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Solution

The fourth proportional to 17,112.08, 23,612.26 and 9,557.36 is: 13,187.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,112.08 : 23,612.26 = 9,557.36 : x
  2. Step 2: Convert to fraction form
    17,112.08/23,612.26 = 9,557.36/x
  3. Step 3: Cross multiply
    17,112.08x = 23,612.26 × 9,557.36
  4. Step 4: Simplify right side
    17,112.08x = 225,670,869.23
  5. Step 5: Solve for x
    x = 225,670,869.23/17,112.08
  6. Step 6: Final answer
    x = 13,187.81

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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.