Home / 39,468.54-54,465.66-21,563.58

Finding the Fourth Proportional to 39,468.54, 54,465.66 and 21,563.58

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Solution

The fourth proportional to 39,468.54, 54,465.66 and 21,563.58 is: 29,757.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,468.54 : 54,465.66 = 21,563.58 : x
  2. Step 2: Convert to fraction form
    39,468.54/54,465.66 = 21,563.58/x
  3. Step 3: Cross multiply
    39,468.54x = 54,465.66 × 21,563.58
  4. Step 4: Simplify right side
    39,468.54x = 1,174,474,616.66
  5. Step 5: Solve for x
    x = 1,174,474,616.66/39,468.54
  6. Step 6: Final answer
    x = 29,757.23

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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.