Home / 48,642.14-67,123.26-28,222.62

Finding the Fourth Proportional to 48,642.14, 67,123.26 and 28,222.62

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Solution

The fourth proportional to 48,642.14, 67,123.26 and 28,222.62 is: 38,945.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,642.14 : 67,123.26 = 28,222.62 : x
  2. Step 2: Convert to fraction form
    48,642.14/67,123.26 = 28,222.62/x
  3. Step 3: Cross multiply
    48,642.14x = 67,123.26 × 28,222.62
  4. Step 4: Simplify right side
    48,642.14x = 1,894,394,520.08
  5. Step 5: Solve for x
    x = 1,894,394,520.08/48,642.14
  6. Step 6: Final answer
    x = 38,945.54

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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.