Home / 23,990.17-33,095.73-13,912.78

Finding the Fourth Proportional to 23,990.17, 33,095.73 and 13,912.78

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Solution

The fourth proportional to 23,990.17, 33,095.73 and 13,912.78 is: 19,193.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,990.17 : 33,095.73 = 13,912.78 : x
  2. Step 2: Convert to fraction form
    23,990.17/33,095.73 = 13,912.78/x
  3. Step 3: Cross multiply
    23,990.17x = 33,095.73 × 13,912.78
  4. Step 4: Simplify right side
    23,990.17x = 460,453,562.47
  5. Step 5: Solve for x
    x = 460,453,562.47/23,990.17
  6. Step 6: Final answer
    x = 19,193.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.