Home / 27,518.38-37,975.22-14,943.12

Finding the Fourth Proportional to 27,518.38, 37,975.22 and 14,943.12

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Solution

The fourth proportional to 27,518.38, 37,975.22 and 14,943.12 is: 20,621.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,518.38 : 37,975.22 = 14,943.12 : x
  2. Step 2: Convert to fraction form
    27,518.38/37,975.22 = 14,943.12/x
  3. Step 3: Cross multiply
    27,518.38x = 37,975.22 × 14,943.12
  4. Step 4: Simplify right side
    27,518.38x = 567,468,269.49
  5. Step 5: Solve for x
    x = 567,468,269.49/27,518.38
  6. Step 6: Final answer
    x = 20,621.43

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Half scale
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Double scale
Find fourth proportional to 27,519.38, 37,976.60 and 14,944.12
Similar ratio
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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.