Home / 36,913.32-50,944.12-21,810.86

Finding the Fourth Proportional to 36,913.32, 50,944.12 and 21,810.86

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Solution

The fourth proportional to 36,913.32, 50,944.12 and 21,810.86 is: 30,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,913.32 : 50,944.12 = 21,810.86 : x
  2. Step 2: Convert to fraction form
    36,913.32/50,944.12 = 21,810.86/x
  3. Step 3: Cross multiply
    36,913.32x = 50,944.12 × 21,810.86
  4. Step 4: Simplify right side
    36,913.32x = 1,111,135,069.14
  5. Step 5: Solve for x
    x = 1,111,135,069.14/36,913.32
  6. Step 6: Final answer
    x = 30,101.20

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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.