Home / 48,863.87-67,408.76-28,445.93

Finding the Fourth Proportional to 48,863.87, 67,408.76 and 28,445.93

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Solution

The fourth proportional to 48,863.87, 67,408.76 and 28,445.93 is: 39,241.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,863.87 : 67,408.76 = 28,445.93 : x
  2. Step 2: Convert to fraction form
    48,863.87/67,408.76 = 28,445.93/x
  3. Step 3: Cross multiply
    48,863.87x = 67,408.76 × 28,445.93
  4. Step 4: Simplify right side
    48,863.87x = 1,917,504,389.07
  5. Step 5: Solve for x
    x = 1,917,504,389.07/48,863.87
  6. Step 6: Final answer
    x = 39,241.77

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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.