Home / 18,733.87-25,851.97-10,236.28

Finding the Fourth Proportional to 18,733.87, 25,851.97 and 10,236.28

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Solution

The fourth proportional to 18,733.87, 25,851.97 and 10,236.28 is: 14,125.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.87 : 25,851.97 = 10,236.28 : x
  2. Step 2: Convert to fraction form
    18,733.87/25,851.97 = 10,236.28/x
  3. Step 3: Cross multiply
    18,733.87x = 25,851.97 × 10,236.28
  4. Step 4: Simplify right side
    18,733.87x = 264,628,003.47
  5. Step 5: Solve for x
    x = 264,628,003.47/18,733.87
  6. Step 6: Final answer
    x = 14,125.65

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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.