Home / 36,800.64-50,768.01-21,686.04

Finding the Fourth Proportional to 36,800.64, 50,768.01 and 21,686.04

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Solution

The fourth proportional to 36,800.64, 50,768.01 and 21,686.04 is: 29,916.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,800.64 : 50,768.01 = 21,686.04 : x
  2. Step 2: Convert to fraction form
    36,800.64/50,768.01 = 21,686.04/x
  3. Step 3: Cross multiply
    36,800.64x = 50,768.01 × 21,686.04
  4. Step 4: Simplify right side
    36,800.64x = 1,100,957,095.58
  5. Step 5: Solve for x
    x = 1,100,957,095.58/36,800.64
  6. Step 6: Final answer
    x = 29,916.79

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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.