Home / 46,992.20-70,515.82-18,907.88

Finding the Fourth Proportional to 46,992.20, 70,515.82 and 18,907.88

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Solution

The fourth proportional to 46,992.20, 70,515.82 and 18,907.88 is: 28,372.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,992.20 : 70,515.82 = 18,907.88 : x
  2. Step 2: Convert to fraction form
    46,992.20/70,515.82 = 18,907.88/x
  3. Step 3: Cross multiply
    46,992.20x = 70,515.82 × 18,907.88
  4. Step 4: Simplify right side
    46,992.20x = 1,333,304,662.66
  5. Step 5: Solve for x
    x = 1,333,304,662.66/46,992.20
  6. Step 6: Final answer
    x = 28,372.89

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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.