Home / 23,990.03-35,974.59-12,742.91

Finding the Fourth Proportional to 23,990.03, 35,974.59 and 12,742.91

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Solution

The fourth proportional to 23,990.03, 35,974.59 and 12,742.91 is: 19,108.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,990.03 : 35,974.59 = 12,742.91 : x
  2. Step 2: Convert to fraction form
    23,990.03/35,974.59 = 12,742.91/x
  3. Step 3: Cross multiply
    23,990.03x = 35,974.59 × 12,742.91
  4. Step 4: Simplify right side
    23,990.03x = 458,420,908.91
  5. Step 5: Solve for x
    x = 458,420,908.91/23,990.03
  6. Step 6: Final answer
    x = 19,108.81

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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.