Home / 34,111.43-51,172.62-14,392.89

Finding the Fourth Proportional to 34,111.43, 51,172.62 and 14,392.89

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Solution

The fourth proportional to 34,111.43, 51,172.62 and 14,392.89 is: 21,591.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,111.43 : 51,172.62 = 14,392.89 : x
  2. Step 2: Convert to fraction form
    34,111.43/51,172.62 = 14,392.89/x
  3. Step 3: Cross multiply
    34,111.43x = 51,172.62 × 14,392.89
  4. Step 4: Simplify right side
    34,111.43x = 736,521,890.67
  5. Step 5: Solve for x
    x = 736,521,890.67/34,111.43
  6. Step 6: Final answer
    x = 21,591.65

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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.