Home / 53,949.78-80,920.62-16,509.96

Finding the Fourth Proportional to 53,949.78, 80,920.62 and 16,509.96

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Solution

The fourth proportional to 53,949.78, 80,920.62 and 16,509.96 is: 24,763.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,949.78 : 80,920.62 = 16,509.96 : x
  2. Step 2: Convert to fraction form
    53,949.78/80,920.62 = 16,509.96/x
  3. Step 3: Cross multiply
    53,949.78x = 80,920.62 × 16,509.96
  4. Step 4: Simplify right side
    53,949.78x = 1,335,996,199.38
  5. Step 5: Solve for x
    x = 1,335,996,199.38/53,949.78
  6. Step 6: Final answer
    x = 24,763.70

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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.