Home / 52,062.09-71,845.73-28,188.78

Finding the Fourth Proportional to 52,062.09, 71,845.73 and 28,188.78

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Solution

The fourth proportional to 52,062.09, 71,845.73 and 28,188.78 is: 38,900.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,062.09 : 71,845.73 = 28,188.78 : x
  2. Step 2: Convert to fraction form
    52,062.09/71,845.73 = 28,188.78/x
  3. Step 3: Cross multiply
    52,062.09x = 71,845.73 × 28,188.78
  4. Step 4: Simplify right side
    52,062.09x = 2,025,243,476.91
  5. Step 5: Solve for x
    x = 2,025,243,476.91/52,062.09
  6. Step 6: Final answer
    x = 38,900.54

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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.