Home / 49,914-74,881.73-14,375.05

Finding the Fourth Proportional to 49,914, 74,881.73 and 14,375.05

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Solution

The fourth proportional to 49,914, 74,881.73 and 14,375.05 is: 21,565.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,914 : 74,881.73 = 14,375.05 : x
  2. Step 2: Convert to fraction form
    49,914/74,881.73 = 14,375.05/x
  3. Step 3: Cross multiply
    49,914x = 74,881.73 × 14,375.05
  4. Step 4: Simplify right side
    49,914x = 1,076,428,612.84
  5. Step 5: Solve for x
    x = 1,076,428,612.84/49,914
  6. Step 6: Final answer
    x = 21,565.67

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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.