Home / 36,687.60-50,553.72-30,337.20

Finding the Fourth Proportional to 36,687.60, 50,553.72 and 30,337.20

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Solution

The fourth proportional to 36,687.60, 50,553.72 and 30,337.20 is: 41,803.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,687.60 : 50,553.72 = 30,337.20 : x
  2. Step 2: Convert to fraction form
    36,687.60/50,553.72 = 30,337.20/x
  3. Step 3: Cross multiply
    36,687.60x = 50,553.72 × 30,337.20
  4. Step 4: Simplify right side
    36,687.60x = 1,533,658,314.38
  5. Step 5: Solve for x
    x = 1,533,658,314.38/36,687.60
  6. Step 6: Final answer
    x = 41,803.18

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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.