Home / 23,142.10-34,727.04-9,994.48

Finding the Fourth Proportional to 23,142.10, 34,727.04 and 9,994.48

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Solution

The fourth proportional to 23,142.10, 34,727.04 and 9,994.48 is: 14,997.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,142.10 : 34,727.04 = 9,994.48 : x
  2. Step 2: Convert to fraction form
    23,142.10/34,727.04 = 9,994.48/x
  3. Step 3: Cross multiply
    23,142.10x = 34,727.04 × 9,994.48
  4. Step 4: Simplify right side
    23,142.10x = 347,078,706.74
  5. Step 5: Solve for x
    x = 347,078,706.74/23,142.10
  6. Step 6: Final answer
    x = 14,997.72

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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.