Home / 27,844.63-38,425.58-15,269.65

Finding the Fourth Proportional to 27,844.63, 38,425.58 and 15,269.65

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Solution

The fourth proportional to 27,844.63, 38,425.58 and 15,269.65 is: 21,072.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,844.63 : 38,425.58 = 15,269.65 : x
  2. Step 2: Convert to fraction form
    27,844.63/38,425.58 = 15,269.65/x
  3. Step 3: Cross multiply
    27,844.63x = 38,425.58 × 15,269.65
  4. Step 4: Simplify right side
    27,844.63x = 586,745,157.65
  5. Step 5: Solve for x
    x = 586,745,157.65/27,844.63
  6. Step 6: Final answer
    x = 21,072.11

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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.