Home / 42,208.98-63,322.82-15,913.94

Finding the Fourth Proportional to 42,208.98, 63,322.82 and 15,913.94

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Solution

The fourth proportional to 42,208.98, 63,322.82 and 15,913.94 is: 23,874.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,208.98 : 63,322.82 = 15,913.94 : x
  2. Step 2: Convert to fraction form
    42,208.98/63,322.82 = 15,913.94/x
  3. Step 3: Cross multiply
    42,208.98x = 63,322.82 × 15,913.94
  4. Step 4: Simplify right side
    42,208.98x = 1,007,715,558.11
  5. Step 5: Solve for x
    x = 1,007,715,558.11/42,208.98
  6. Step 6: Final answer
    x = 23,874.44

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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.