Home / 17,908.48-26,840.62-7,371.92

Finding the Fourth Proportional to 17,908.48, 26,840.62 and 7,371.92

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Solution

The fourth proportional to 17,908.48, 26,840.62 and 7,371.92 is: 11,048.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,908.48 : 26,840.62 = 7,371.92 : x
  2. Step 2: Convert to fraction form
    17,908.48/26,840.62 = 7,371.92/x
  3. Step 3: Cross multiply
    17,908.48x = 26,840.62 × 7,371.92
  4. Step 4: Simplify right side
    17,908.48x = 197,866,903.39
  5. Step 5: Solve for x
    x = 197,866,903.39/17,908.48
  6. Step 6: Final answer
    x = 11,048.78

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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.