Home / 36,534.73-50,412.86-20,400.07

Finding the Fourth Proportional to 36,534.73, 50,412.86 and 20,400.07

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Solution

The fourth proportional to 36,534.73, 50,412.86 and 20,400.07 is: 28,149.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,534.73 : 50,412.86 = 20,400.07 : x
  2. Step 2: Convert to fraction form
    36,534.73/50,412.86 = 20,400.07/x
  3. Step 3: Cross multiply
    36,534.73x = 50,412.86 × 20,400.07
  4. Step 4: Simplify right side
    36,534.73x = 1,028,425,671.84
  5. Step 5: Solve for x
    x = 1,028,425,671.84/36,534.73
  6. Step 6: Final answer
    x = 28,149.27

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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.