Home / 36,737.16-50,698.35-20,821.11

Finding the Fourth Proportional to 36,737.16, 50,698.35 and 20,821.11

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Solution

The fourth proportional to 36,737.16, 50,698.35 and 20,821.11 is: 28,733.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,737.16 : 50,698.35 = 20,821.11 : x
  2. Step 2: Convert to fraction form
    36,737.16/50,698.35 = 20,821.11/x
  3. Step 3: Cross multiply
    36,737.16x = 50,698.35 × 20,821.11
  4. Step 4: Simplify right side
    36,737.16x = 1,055,595,922.17
  5. Step 5: Solve for x
    x = 1,055,595,922.17/36,737.16
  6. Step 6: Final answer
    x = 28,733.74

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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.