Home / 23,187.44-31,974.46-13,754.18

Finding the Fourth Proportional to 23,187.44, 31,974.46 and 13,754.18

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Solution

The fourth proportional to 23,187.44, 31,974.46 and 13,754.18 is: 18,966.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,187.44 : 31,974.46 = 13,754.18 : x
  2. Step 2: Convert to fraction form
    23,187.44/31,974.46 = 13,754.18/x
  3. Step 3: Cross multiply
    23,187.44x = 31,974.46 × 13,754.18
  4. Step 4: Simplify right side
    23,187.44x = 439,782,283.99
  5. Step 5: Solve for x
    x = 439,782,283.99/23,187.44
  6. Step 6: Final answer
    x = 18,966.41

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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.