Home / 23,010.90-34,520.40-8,228.40

Finding the Fourth Proportional to 23,010.90, 34,520.40 and 8,228.40

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Solution

The fourth proportional to 23,010.90, 34,520.40 and 8,228.40 is: 12,344.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,010.90 : 34,520.40 = 8,228.40 : x
  2. Step 2: Convert to fraction form
    23,010.90/34,520.40 = 8,228.40/x
  3. Step 3: Cross multiply
    23,010.90x = 34,520.40 × 8,228.40
  4. Step 4: Simplify right side
    23,010.90x = 284,047,659.36
  5. Step 5: Solve for x
    x = 284,047,659.36/23,010.90
  6. Step 6: Final answer
    x = 12,344.05

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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.