Home / 20,326.29-27,987.98-17,794.23

Finding the Fourth Proportional to 20,326.29, 27,987.98 and 17,794.23

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Solution

The fourth proportional to 20,326.29, 27,987.98 and 17,794.23 is: 24,501.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,326.29 : 27,987.98 = 17,794.23 : x
  2. Step 2: Convert to fraction form
    20,326.29/27,987.98 = 17,794.23/x
  3. Step 3: Cross multiply
    20,326.29x = 27,987.98 × 17,794.23
  4. Step 4: Simplify right side
    20,326.29x = 498,024,464.38
  5. Step 5: Solve for x
    x = 498,024,464.38/20,326.29
  6. Step 6: Final answer
    x = 24,501.49

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Half scale
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Double scale
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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.