Home / 15,255.04-22,890.39-11,556.04

Finding the Fourth Proportional to 15,255.04, 22,890.39 and 11,556.04

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Solution

The fourth proportional to 15,255.04, 22,890.39 and 11,556.04 is: 17,339.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,255.04 : 22,890.39 = 11,556.04 : x
  2. Step 2: Convert to fraction form
    15,255.04/22,890.39 = 11,556.04/x
  3. Step 3: Cross multiply
    15,255.04x = 22,890.39 × 11,556.04
  4. Step 4: Simplify right side
    15,255.04x = 264,522,262.46
  5. Step 5: Solve for x
    x = 264,522,262.46/15,255.04
  6. Step 6: Final answer
    x = 17,339.99

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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.