Home / 42,850.14-64,279.53-14,766.50

Finding the Fourth Proportional to 42,850.14, 64,279.53 and 14,766.50

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Solution

The fourth proportional to 42,850.14, 64,279.53 and 14,766.50 is: 22,151.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,850.14 : 64,279.53 = 14,766.50 : x
  2. Step 2: Convert to fraction form
    42,850.14/64,279.53 = 14,766.50/x
  3. Step 3: Cross multiply
    42,850.14x = 64,279.53 × 14,766.50
  4. Step 4: Simplify right side
    42,850.14x = 949,183,358.35
  5. Step 5: Solve for x
    x = 949,183,358.35/42,850.14
  6. Step 6: Final answer
    x = 22,151.23

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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.