Home / 39,468.24-54,467.22-21,563.10

Finding the Fourth Proportional to 39,468.24, 54,467.22 and 21,563.10

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Solution

The fourth proportional to 39,468.24, 54,467.22 and 21,563.10 is: 29,757.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,468.24 : 54,467.22 = 21,563.10 : x
  2. Step 2: Convert to fraction form
    39,468.24/54,467.22 = 21,563.10/x
  3. Step 3: Cross multiply
    39,468.24x = 54,467.22 × 21,563.10
  4. Step 4: Simplify right side
    39,468.24x = 1,174,482,111.58
  5. Step 5: Solve for x
    x = 1,174,482,111.58/39,468.24
  6. Step 6: Final answer
    x = 29,757.65

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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.