Home / 23,044.80-34,542.90-8,999.40

Finding the Fourth Proportional to 23,044.80, 34,542.90 and 8,999.40

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Solution

The fourth proportional to 23,044.80, 34,542.90 and 8,999.40 is: 13,489.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,044.80 : 34,542.90 = 8,999.40 : x
  2. Step 2: Convert to fraction form
    23,044.80/34,542.90 = 8,999.40/x
  3. Step 3: Cross multiply
    23,044.80x = 34,542.90 × 8,999.40
  4. Step 4: Simplify right side
    23,044.80x = 310,865,374.26
  5. Step 5: Solve for x
    x = 310,865,374.26/23,044.80
  6. Step 6: Final answer
    x = 13,489.61

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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.