Home / 49,840.32-74,747.65-14,771.78

Finding the Fourth Proportional to 49,840.32, 74,747.65 and 14,771.78

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Solution

The fourth proportional to 49,840.32, 74,747.65 and 14,771.78 is: 22,153.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,840.32 : 74,747.65 = 14,771.78 : x
  2. Step 2: Convert to fraction form
    49,840.32/74,747.65 = 14,771.78/x
  3. Step 3: Cross multiply
    49,840.32x = 74,747.65 × 14,771.78
  4. Step 4: Simplify right side
    49,840.32x = 1,104,155,841.32
  5. Step 5: Solve for x
    x = 1,104,155,841.32/49,840.32
  6. Step 6: Final answer
    x = 22,153.87

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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.