Home / 49,917.84-74,894.58-21,442.83

Finding the Fourth Proportional to 49,917.84, 74,894.58 and 21,442.83

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Solution

The fourth proportional to 49,917.84, 74,894.58 and 21,442.83 is: 32,171.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,917.84 : 74,894.58 = 21,442.83 : x
  2. Step 2: Convert to fraction form
    49,917.84/74,894.58 = 21,442.83/x
  3. Step 3: Cross multiply
    49,917.84x = 74,894.58 × 21,442.83
  4. Step 4: Simplify right side
    49,917.84x = 1,605,951,746.86
  5. Step 5: Solve for x
    x = 1,605,951,746.86/49,917.84
  6. Step 6: Final answer
    x = 32,171.90

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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.