Home / 49,845.46-74,746.33-18,658.84

Finding the Fourth Proportional to 49,845.46, 74,746.33 and 18,658.84

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Solution

The fourth proportional to 49,845.46, 74,746.33 and 18,658.84 is: 27,980.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,845.46 : 74,746.33 = 18,658.84 : x
  2. Step 2: Convert to fraction form
    49,845.46/74,746.33 = 18,658.84/x
  3. Step 3: Cross multiply
    49,845.46x = 74,746.33 × 18,658.84
  4. Step 4: Simplify right side
    49,845.46x = 1,394,679,812.06
  5. Step 5: Solve for x
    x = 1,394,679,812.06/49,845.46
  6. Step 6: Final answer
    x = 27,980.08

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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.