Home / 36,149.69-49,886.56-20,234.14

Finding the Fourth Proportional to 36,149.69, 49,886.56 and 20,234.14

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Solution

The fourth proportional to 36,149.69, 49,886.56 and 20,234.14 is: 27,923.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,149.69 : 49,886.56 = 20,234.14 : x
  2. Step 2: Convert to fraction form
    36,149.69/49,886.56 = 20,234.14/x
  3. Step 3: Cross multiply
    36,149.69x = 49,886.56 × 20,234.14
  4. Step 4: Simplify right side
    36,149.69x = 1,009,411,463.86
  5. Step 5: Solve for x
    x = 1,009,411,463.86/36,149.69
  6. Step 6: Final answer
    x = 27,923.11

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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.