Home / 19,529.80-29,329.90-17,110.60

Finding the Fourth Proportional to 19,529.80, 29,329.90 and 17,110.60

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Solution

The fourth proportional to 19,529.80, 29,329.90 and 17,110.60 is: 25,696.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,529.80 : 29,329.90 = 17,110.60 : x
  2. Step 2: Convert to fraction form
    19,529.80/29,329.90 = 17,110.60/x
  3. Step 3: Cross multiply
    19,529.80x = 29,329.90 × 17,110.60
  4. Step 4: Simplify right side
    19,529.80x = 501,852,186.94
  5. Step 5: Solve for x
    x = 501,852,186.94/19,529.80
  6. Step 6: Final answer
    x = 25,696.74

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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.