Home / 39,816.08-54,932.04-26,393.84

Finding the Fourth Proportional to 39,816.08, 54,932.04 and 26,393.84

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Solution

The fourth proportional to 39,816.08, 54,932.04 and 26,393.84 is: 36,414.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,816.08 : 54,932.04 = 26,393.84 : x
  2. Step 2: Convert to fraction form
    39,816.08/54,932.04 = 26,393.84/x
  3. Step 3: Cross multiply
    39,816.08x = 54,932.04 × 26,393.84
  4. Step 4: Simplify right side
    39,816.08x = 1,449,867,474.63
  5. Step 5: Solve for x
    x = 1,449,867,474.63/39,816.08
  6. Step 6: Final answer
    x = 36,414.12

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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.