Home / 15,105.58-22,651.33-5,747.34

Finding the Fourth Proportional to 15,105.58, 22,651.33 and 5,747.34

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Solution

The fourth proportional to 15,105.58, 22,651.33 and 5,747.34 is: 8,618.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,105.58 : 22,651.33 = 5,747.34 : x
  2. Step 2: Convert to fraction form
    15,105.58/22,651.33 = 5,747.34/x
  3. Step 3: Cross multiply
    15,105.58x = 22,651.33 × 5,747.34
  4. Step 4: Simplify right side
    15,105.58x = 130,184,894.96
  5. Step 5: Solve for x
    x = 130,184,894.96/15,105.58
  6. Step 6: Final answer
    x = 8,618.33

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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.