Home / 26,742.06-40,133.29-18,288.36

Finding the Fourth Proportional to 26,742.06, 40,133.29 and 18,288.36

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Solution

The fourth proportional to 26,742.06, 40,133.29 and 18,288.36 is: 27,446.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.06 : 40,133.29 = 18,288.36 : x
  2. Step 2: Convert to fraction form
    26,742.06/40,133.29 = 18,288.36/x
  3. Step 3: Cross multiply
    26,742.06x = 40,133.29 × 18,288.36
  4. Step 4: Simplify right side
    26,742.06x = 733,972,009.96
  5. Step 5: Solve for x
    x = 733,972,009.96/26,742.06
  6. Step 6: Final answer
    x = 27,446.36

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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.