Home / 36,758.61-50,719.37-20,838.87

Finding the Fourth Proportional to 36,758.61, 50,719.37 and 20,838.87

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Solution

The fourth proportional to 36,758.61, 50,719.37 and 20,838.87 is: 28,753.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,758.61 : 50,719.37 = 20,838.87 : x
  2. Step 2: Convert to fraction form
    36,758.61/50,719.37 = 20,838.87/x
  3. Step 3: Cross multiply
    36,758.61x = 50,719.37 × 20,838.87
  4. Step 4: Simplify right side
    36,758.61x = 1,056,934,253.72
  5. Step 5: Solve for x
    x = 1,056,934,253.72/36,758.61
  6. Step 6: Final answer
    x = 28,753.38

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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.