Home / 36,981.14-51,033.98-20,214.14

Finding the Fourth Proportional to 36,981.14, 51,033.98 and 20,214.14

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Solution

The fourth proportional to 36,981.14, 51,033.98 and 20,214.14 is: 27,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,981.14 : 51,033.98 = 20,214.14 : x
  2. Step 2: Convert to fraction form
    36,981.14/51,033.98 = 20,214.14/x
  3. Step 3: Cross multiply
    36,981.14x = 51,033.98 × 20,214.14
  4. Step 4: Simplify right side
    36,981.14x = 1,031,608,016.48
  5. Step 5: Solve for x
    x = 1,031,608,016.48/36,981.14
  6. Step 6: Final answer
    x = 27,895.52

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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.