Home / 27,048.12-37,326.04-15,111.64

Finding the Fourth Proportional to 27,048.12, 37,326.04 and 15,111.64

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Solution

The fourth proportional to 27,048.12, 37,326.04 and 15,111.64 is: 20,853.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,048.12 : 37,326.04 = 15,111.64 : x
  2. Step 2: Convert to fraction form
    27,048.12/37,326.04 = 15,111.64/x
  3. Step 3: Cross multiply
    27,048.12x = 37,326.04 × 15,111.64
  4. Step 4: Simplify right side
    27,048.12x = 564,057,679.11
  5. Step 5: Solve for x
    x = 564,057,679.11/27,048.12
  6. Step 6: Final answer
    x = 20,853.86

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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.