Home / 39,276.11-54,233.78-36,426.94

Finding the Fourth Proportional to 39,276.11, 54,233.78 and 36,426.94

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Solution

The fourth proportional to 39,276.11, 54,233.78 and 36,426.94 is: 50,299.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,276.11 : 54,233.78 = 36,426.94 : x
  2. Step 2: Convert to fraction form
    39,276.11/54,233.78 = 36,426.94/x
  3. Step 3: Cross multiply
    39,276.11x = 54,233.78 × 36,426.94
  4. Step 4: Simplify right side
    39,276.11x = 1,975,570,332.31
  5. Step 5: Solve for x
    x = 1,975,570,332.31/39,276.11
  6. Step 6: Final answer
    x = 50,299.54

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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.