Home / 27,005.80-37,268.10-15,069.64

Finding the Fourth Proportional to 27,005.80, 37,268.10 and 15,069.64

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Solution

The fourth proportional to 27,005.80, 37,268.10 and 15,069.64 is: 20,796.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,005.80 : 37,268.10 = 15,069.64 : x
  2. Step 2: Convert to fraction form
    27,005.80/37,268.10 = 15,069.64/x
  3. Step 3: Cross multiply
    27,005.80x = 37,268.10 × 15,069.64
  4. Step 4: Simplify right side
    27,005.80x = 561,616,850.48
  5. Step 5: Solve for x
    x = 561,616,850.48/27,005.80
  6. Step 6: Final answer
    x = 20,796.16

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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.