Home / 23,407.43-35,107.69-8,612.91

Finding the Fourth Proportional to 23,407.43, 35,107.69 and 8,612.91

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Solution

The fourth proportional to 23,407.43, 35,107.69 and 8,612.91 is: 12,918.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,407.43 : 35,107.69 = 8,612.91 : x
  2. Step 2: Convert to fraction form
    23,407.43/35,107.69 = 8,612.91/x
  3. Step 3: Cross multiply
    23,407.43x = 35,107.69 × 8,612.91
  4. Step 4: Simplify right side
    23,407.43x = 302,379,374.28
  5. Step 5: Solve for x
    x = 302,379,374.28/23,407.43
  6. Step 6: Final answer
    x = 12,918.09

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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.