Home / 15,199.45-22,768.60-7,577.74

Finding the Fourth Proportional to 15,199.45, 22,768.60 and 7,577.74

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Solution

The fourth proportional to 15,199.45, 22,768.60 and 7,577.74 is: 11,351.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,199.45 : 22,768.60 = 7,577.74 : x
  2. Step 2: Convert to fraction form
    15,199.45/22,768.60 = 7,577.74/x
  3. Step 3: Cross multiply
    15,199.45x = 22,768.60 × 7,577.74
  4. Step 4: Simplify right side
    15,199.45x = 172,534,447.93
  5. Step 5: Solve for x
    x = 172,534,447.93/15,199.45
  6. Step 6: Final answer
    x = 11,351.36

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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.