Home / 30,399.94-41,931.43-26,414.20

Finding the Fourth Proportional to 30,399.94, 41,931.43 and 26,414.20

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Solution

The fourth proportional to 30,399.94, 41,931.43 and 26,414.20 is: 36,433.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,399.94 : 41,931.43 = 26,414.20 : x
  2. Step 2: Convert to fraction form
    30,399.94/41,931.43 = 26,414.20/x
  3. Step 3: Cross multiply
    30,399.94x = 41,931.43 × 26,414.20
  4. Step 4: Simplify right side
    30,399.94x = 1,107,585,178.31
  5. Step 5: Solve for x
    x = 1,107,585,178.31/30,399.94
  6. Step 6: Final answer
    x = 36,433.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.