Home / 19,255.65-28,859.62-10,910.37

Finding the Fourth Proportional to 19,255.65, 28,859.62 and 10,910.37

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Solution

The fourth proportional to 19,255.65, 28,859.62 and 10,910.37 is: 16,352.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,255.65 : 28,859.62 = 10,910.37 : x
  2. Step 2: Convert to fraction form
    19,255.65/28,859.62 = 10,910.37/x
  3. Step 3: Cross multiply
    19,255.65x = 28,859.62 × 10,910.37
  4. Step 4: Simplify right side
    19,255.65x = 314,869,132.26
  5. Step 5: Solve for x
    x = 314,869,132.26/19,255.65
  6. Step 6: Final answer
    x = 16,352.04

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1.5x scale

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.