Home / 26,661.78-40,016.92-14,192.36

Finding the Fourth Proportional to 26,661.78, 40,016.92 and 14,192.36

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Solution

The fourth proportional to 26,661.78, 40,016.92 and 14,192.36 is: 21,301.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,661.78 : 40,016.92 = 14,192.36 : x
  2. Step 2: Convert to fraction form
    26,661.78/40,016.92 = 14,192.36/x
  3. Step 3: Cross multiply
    26,661.78x = 40,016.92 × 14,192.36
  4. Step 4: Simplify right side
    26,661.78x = 567,934,534.73
  5. Step 5: Solve for x
    x = 567,934,534.73/26,661.78
  6. Step 6: Final answer
    x = 21,301.45

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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.