Home / 34,106.53-51,159.43-13,329.85

Finding the Fourth Proportional to 34,106.53, 51,159.43 and 13,329.85

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Solution

The fourth proportional to 34,106.53, 51,159.43 and 13,329.85 is: 19,994.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,106.53 : 51,159.43 = 13,329.85 : x
  2. Step 2: Convert to fraction form
    34,106.53/51,159.43 = 13,329.85/x
  3. Step 3: Cross multiply
    34,106.53x = 51,159.43 × 13,329.85
  4. Step 4: Simplify right side
    34,106.53x = 681,947,366.76
  5. Step 5: Solve for x
    x = 681,947,366.76/34,106.53
  6. Step 6: Final answer
    x = 19,994.63

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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.