Home / 26,775.42-40,162.81-10,976.91

Finding the Fourth Proportional to 26,775.42, 40,162.81 and 10,976.91

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Solution

The fourth proportional to 26,775.42, 40,162.81 and 10,976.91 is: 16,465.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,775.42 : 40,162.81 = 10,976.91 : x
  2. Step 2: Convert to fraction form
    26,775.42/40,162.81 = 10,976.91/x
  3. Step 3: Cross multiply
    26,775.42x = 40,162.81 × 10,976.91
  4. Step 4: Simplify right side
    26,775.42x = 440,863,550.72
  5. Step 5: Solve for x
    x = 440,863,550.72/26,775.42
  6. Step 6: Final answer
    x = 16,465.23

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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.