Home / 26,901.92-40,361.64-11,315.36

Finding the Fourth Proportional to 26,901.92, 40,361.64 and 11,315.36

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Solution

The fourth proportional to 26,901.92, 40,361.64 and 11,315.36 is: 16,976.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,901.92 : 40,361.64 = 11,315.36 : x
  2. Step 2: Convert to fraction form
    26,901.92/40,361.64 = 11,315.36/x
  3. Step 3: Cross multiply
    26,901.92x = 40,361.64 × 11,315.36
  4. Step 4: Simplify right side
    26,901.92x = 456,706,486.79
  5. Step 5: Solve for x
    x = 456,706,486.79/26,901.92
  6. Step 6: Final answer
    x = 16,976.72

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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.