Home / 34,398.88-51,590.64-14,415.52

Finding the Fourth Proportional to 34,398.88, 51,590.64 and 14,415.52

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Solution

The fourth proportional to 34,398.88, 51,590.64 and 14,415.52 is: 21,620.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,398.88 : 51,590.64 = 14,415.52 : x
  2. Step 2: Convert to fraction form
    34,398.88/51,590.64 = 14,415.52/x
  3. Step 3: Cross multiply
    34,398.88x = 51,590.64 × 14,415.52
  4. Step 4: Simplify right side
    34,398.88x = 743,705,902.73
  5. Step 5: Solve for x
    x = 743,705,902.73/34,398.88
  6. Step 6: Final answer
    x = 21,620.06

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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.