Home / 28,023.62-41,999.10-11,364.20

Finding the Fourth Proportional to 28,023.62, 41,999.10 and 11,364.20

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Solution

The fourth proportional to 28,023.62, 41,999.10 and 11,364.20 is: 17,031.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,023.62 : 41,999.10 = 11,364.20 : x
  2. Step 2: Convert to fraction form
    28,023.62/41,999.10 = 11,364.20/x
  3. Step 3: Cross multiply
    28,023.62x = 41,999.10 × 11,364.20
  4. Step 4: Simplify right side
    28,023.62x = 477,286,172.22
  5. Step 5: Solve for x
    x = 477,286,172.22/28,023.62
  6. Step 6: Final answer
    x = 17,031.57

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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.