Home / 26,933.87-40,362.98-21,286.71

Finding the Fourth Proportional to 26,933.87, 40,362.98 and 21,286.71

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Solution

The fourth proportional to 26,933.87, 40,362.98 and 21,286.71 is: 31,900.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,933.87 : 40,362.98 = 21,286.71 : x
  2. Step 2: Convert to fraction form
    26,933.87/40,362.98 = 21,286.71/x
  3. Step 3: Cross multiply
    26,933.87x = 40,362.98 × 21,286.71
  4. Step 4: Simplify right side
    26,933.87x = 859,194,818.81
  5. Step 5: Solve for x
    x = 859,194,818.81/26,933.87
  6. Step 6: Final answer
    x = 31,900.16

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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.