Home / 36,270.72-50,053.50-20,356.65

Finding the Fourth Proportional to 36,270.72, 50,053.50 and 20,356.65

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Solution

The fourth proportional to 36,270.72, 50,053.50 and 20,356.65 is: 28,092.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,270.72 : 50,053.50 = 20,356.65 : x
  2. Step 2: Convert to fraction form
    36,270.72/50,053.50 = 20,356.65/x
  3. Step 3: Cross multiply
    36,270.72x = 50,053.50 × 20,356.65
  4. Step 4: Simplify right side
    36,270.72x = 1,018,921,580.78
  5. Step 5: Solve for x
    x = 1,018,921,580.78/36,270.72
  6. Step 6: Final answer
    x = 28,092.12

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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.