Home / 22,820.60-34,230.54-8,783.68

Finding the Fourth Proportional to 22,820.60, 34,230.54 and 8,783.68

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Solution

The fourth proportional to 22,820.60, 34,230.54 and 8,783.68 is: 13,175.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,820.60 : 34,230.54 = 8,783.68 : x
  2. Step 2: Convert to fraction form
    22,820.60/34,230.54 = 8,783.68/x
  3. Step 3: Cross multiply
    22,820.60x = 34,230.54 × 8,783.68
  4. Step 4: Simplify right side
    22,820.60x = 300,670,119.54
  5. Step 5: Solve for x
    x = 300,670,119.54/22,820.60
  6. Step 6: Final answer
    x = 13,175.38

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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.