Home / 36,347.62-50,159.49-20,431.93

Finding the Fourth Proportional to 36,347.62, 50,159.49 and 20,431.93

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Solution

The fourth proportional to 36,347.62, 50,159.49 and 20,431.93 is: 28,195.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,347.62 : 50,159.49 = 20,431.93 : x
  2. Step 2: Convert to fraction form
    36,347.62/50,159.49 = 20,431.93/x
  3. Step 3: Cross multiply
    36,347.62x = 50,159.49 × 20,431.93
  4. Step 4: Simplify right side
    36,347.62x = 1,024,855,188.52
  5. Step 5: Solve for x
    x = 1,024,855,188.52/36,347.62
  6. Step 6: Final answer
    x = 28,195.94

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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.