Home / 27,605.25-38,094.10-15,668.37

Finding the Fourth Proportional to 27,605.25, 38,094.10 and 15,668.37

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Solution

The fourth proportional to 27,605.25, 38,094.10 and 15,668.37 is: 21,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,605.25 : 38,094.10 = 15,668.37 : x
  2. Step 2: Convert to fraction form
    27,605.25/38,094.10 = 15,668.37/x
  3. Step 3: Cross multiply
    27,605.25x = 38,094.10 × 15,668.37
  4. Step 4: Simplify right side
    27,605.25x = 596,872,453.62
  5. Step 5: Solve for x
    x = 596,872,453.62/27,605.25
  6. Step 6: Final answer
    x = 21,621.70

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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.