Home / 45,865.87-63,269.27-28,863.77

Finding the Fourth Proportional to 45,865.87, 63,269.27 and 28,863.77

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Solution

The fourth proportional to 45,865.87, 63,269.27 and 28,863.77 is: 39,815.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,865.87 : 63,269.27 = 28,863.77 : x
  2. Step 2: Convert to fraction form
    45,865.87/63,269.27 = 28,863.77/x
  3. Step 3: Cross multiply
    45,865.87x = 63,269.27 × 28,863.77
  4. Step 4: Simplify right side
    45,865.87x = 1,826,189,304.92
  5. Step 5: Solve for x
    x = 1,826,189,304.92/45,865.87
  6. Step 6: Final answer
    x = 39,815.87

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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.