Home / 52,066.90-71,852.21-28,193.50

Finding the Fourth Proportional to 52,066.90, 71,852.21 and 28,193.50

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Solution

The fourth proportional to 52,066.90, 71,852.21 and 28,193.50 is: 38,906.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,066.90 : 71,852.21 = 28,193.50 : x
  2. Step 2: Convert to fraction form
    52,066.90/71,852.21 = 28,193.50/x
  3. Step 3: Cross multiply
    52,066.90x = 71,852.21 × 28,193.50
  4. Step 4: Simplify right side
    52,066.90x = 2,025,764,923.37
  5. Step 5: Solve for x
    x = 2,025,764,923.37/52,066.90
  6. Step 6: Final answer
    x = 38,906.97

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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.