Home / 22,829.55-34,236.12-8,782.40

Finding the Fourth Proportional to 22,829.55, 34,236.12 and 8,782.40

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Solution

The fourth proportional to 22,829.55, 34,236.12 and 8,782.40 is: 13,170.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,829.55 : 34,236.12 = 8,782.40 : x
  2. Step 2: Convert to fraction form
    22,829.55/34,236.12 = 8,782.40/x
  3. Step 3: Cross multiply
    22,829.55x = 34,236.12 × 8,782.40
  4. Step 4: Simplify right side
    22,829.55x = 300,675,273.12
  5. Step 5: Solve for x
    x = 300,675,273.12/22,829.55
  6. Step 6: Final answer
    x = 13,170.44

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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.