Home / 39,471.05-54,464.01-22,475.99

Finding the Fourth Proportional to 39,471.05, 54,464.01 and 22,475.99

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Solution

The fourth proportional to 39,471.05, 54,464.01 and 22,475.99 is: 31,013.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,471.05 : 54,464.01 = 22,475.99 : x
  2. Step 2: Convert to fraction form
    39,471.05/54,464.01 = 22,475.99/x
  3. Step 3: Cross multiply
    39,471.05x = 54,464.01 × 22,475.99
  4. Step 4: Simplify right side
    39,471.05x = 1,224,132,544.12
  5. Step 5: Solve for x
    x = 1,224,132,544.12/39,471.05
  6. Step 6: Final answer
    x = 31,013.43

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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.