Home / 42,100.62-63,137.79-14,014.11

Finding the Fourth Proportional to 42,100.62, 63,137.79 and 14,014.11

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Solution

The fourth proportional to 42,100.62, 63,137.79 and 14,014.11 is: 21,016.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,100.62 : 63,137.79 = 14,014.11 : x
  2. Step 2: Convert to fraction form
    42,100.62/63,137.79 = 14,014.11/x
  3. Step 3: Cross multiply
    42,100.62x = 63,137.79 × 14,014.11
  4. Step 4: Simplify right side
    42,100.62x = 884,819,934.22
  5. Step 5: Solve for x
    x = 884,819,934.22/42,100.62
  6. Step 6: Final answer
    x = 21,016.79

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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.