Home / 36,918.32-50,947.44-20,151.68

Finding the Fourth Proportional to 36,918.32, 50,947.44 and 20,151.68

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Solution

The fourth proportional to 36,918.32, 50,947.44 and 20,151.68 is: 27,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,918.32 : 50,947.44 = 20,151.68 : x
  2. Step 2: Convert to fraction form
    36,918.32/50,947.44 = 20,151.68/x
  3. Step 3: Cross multiply
    36,918.32x = 50,947.44 × 20,151.68
  4. Step 4: Simplify right side
    36,918.32x = 1,026,676,507.70
  5. Step 5: Solve for x
    x = 1,026,676,507.70/36,918.32
  6. Step 6: Final answer
    x = 27,809.40

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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.