Home / 40,505.94-55,896.13-22,359.84

Finding the Fourth Proportional to 40,505.94, 55,896.13 and 22,359.84

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Solution

The fourth proportional to 40,505.94, 55,896.13 and 22,359.84 is: 30,855.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,505.94 : 55,896.13 = 22,359.84 : x
  2. Step 2: Convert to fraction form
    40,505.94/55,896.13 = 22,359.84/x
  3. Step 3: Cross multiply
    40,505.94x = 55,896.13 × 22,359.84
  4. Step 4: Simplify right side
    40,505.94x = 1,249,828,523.42
  5. Step 5: Solve for x
    x = 1,249,828,523.42/40,505.94
  6. Step 6: Final answer
    x = 30,855.44

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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.