Home / 42,338.76-63,485.65-14,249.44

Finding the Fourth Proportional to 42,338.76, 63,485.65 and 14,249.44

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Solution

The fourth proportional to 42,338.76, 63,485.65 and 14,249.44 is: 21,366.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,338.76 : 63,485.65 = 14,249.44 : x
  2. Step 2: Convert to fraction form
    42,338.76/63,485.65 = 14,249.44/x
  3. Step 3: Cross multiply
    42,338.76x = 63,485.65 × 14,249.44
  4. Step 4: Simplify right side
    42,338.76x = 904,634,960.54
  5. Step 5: Solve for x
    x = 904,634,960.54/42,338.76
  6. Step 6: Final answer
    x = 21,366.59

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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.