Home / 52,066.12-71,850.82-28,192.20

Finding the Fourth Proportional to 52,066.12, 71,850.82 and 28,192.20

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Solution

The fourth proportional to 52,066.12, 71,850.82 and 28,192.20 is: 38,905.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,066.12 : 71,850.82 = 28,192.20 : x
  2. Step 2: Convert to fraction form
    52,066.12/71,850.82 = 28,192.20/x
  3. Step 3: Cross multiply
    52,066.12x = 71,850.82 × 28,192.20
  4. Step 4: Simplify right side
    52,066.12x = 2,025,632,687.60
  5. Step 5: Solve for x
    x = 2,025,632,687.60/52,066.12
  6. Step 6: Final answer
    x = 38,905.01

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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.