Home / 45,329.74-68,006.91-13,738.53

Finding the Fourth Proportional to 45,329.74, 68,006.91 and 13,738.53

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Solution

The fourth proportional to 45,329.74, 68,006.91 and 13,738.53 is: 20,611.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,329.74 : 68,006.91 = 13,738.53 : x
  2. Step 2: Convert to fraction form
    45,329.74/68,006.91 = 13,738.53/x
  3. Step 3: Cross multiply
    45,329.74x = 68,006.91 × 13,738.53
  4. Step 4: Simplify right side
    45,329.74x = 934,314,973.24
  5. Step 5: Solve for x
    x = 934,314,973.24/45,329.74
  6. Step 6: Final answer
    x = 20,611.52

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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.