Home / 49,890.15-74,944.58-36,826.47

Finding the Fourth Proportional to 49,890.15, 74,944.58 and 36,826.47

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Solution

The fourth proportional to 49,890.15, 74,944.58 and 36,826.47 is: 55,320.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,890.15 : 74,944.58 = 36,826.47 : x
  2. Step 2: Convert to fraction form
    49,890.15/74,944.58 = 36,826.47/x
  3. Step 3: Cross multiply
    49,890.15x = 74,944.58 × 36,826.47
  4. Step 4: Simplify right side
    49,890.15x = 2,759,944,142.90
  5. Step 5: Solve for x
    x = 2,759,944,142.90/49,890.15
  6. Step 6: Final answer
    x = 55,320.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.