Home / 23,161.03-34,788.04-13,819.28

Finding the Fourth Proportional to 23,161.03, 34,788.04 and 13,819.28

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Solution

The fourth proportional to 23,161.03, 34,788.04 and 13,819.28 is: 20,756.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,161.03 : 34,788.04 = 13,819.28 : x
  2. Step 2: Convert to fraction form
    23,161.03/34,788.04 = 13,819.28/x
  3. Step 3: Cross multiply
    23,161.03x = 34,788.04 × 13,819.28
  4. Step 4: Simplify right side
    23,161.03x = 480,745,587.38
  5. Step 5: Solve for x
    x = 480,745,587.38/23,161.03
  6. Step 6: Final answer
    x = 20,756.66

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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.