Home / 23,083.28-34,621.08-8,289.44

Finding the Fourth Proportional to 23,083.28, 34,621.08 and 8,289.44

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Solution

The fourth proportional to 23,083.28, 34,621.08 and 8,289.44 is: 12,432.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,083.28 : 34,621.08 = 8,289.44 : x
  2. Step 2: Convert to fraction form
    23,083.28/34,621.08 = 8,289.44/x
  3. Step 3: Cross multiply
    23,083.28x = 34,621.08 × 8,289.44
  4. Step 4: Simplify right side
    23,083.28x = 286,989,365.40
  5. Step 5: Solve for x
    x = 286,989,365.40/23,083.28
  6. Step 6: Final answer
    x = 12,432.78

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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.