Home / 34,449.18-51,663.50-13,392.49

Finding the Fourth Proportional to 34,449.18, 51,663.50 and 13,392.49

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Solution

The fourth proportional to 34,449.18, 51,663.50 and 13,392.49 is: 20,084.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,449.18 : 51,663.50 = 13,392.49 : x
  2. Step 2: Convert to fraction form
    34,449.18/51,663.50 = 13,392.49/x
  3. Step 3: Cross multiply
    34,449.18x = 51,663.50 × 13,392.49
  4. Step 4: Simplify right side
    34,449.18x = 691,902,907.12
  5. Step 5: Solve for x
    x = 691,902,907.12/34,449.18
  6. Step 6: Final answer
    x = 20,084.74

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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.