Home / 18,284.53-25,231.34-10,731.17

Finding the Fourth Proportional to 18,284.53, 25,231.34 and 10,731.17

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Solution

The fourth proportional to 18,284.53, 25,231.34 and 10,731.17 is: 14,808.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.53 : 25,231.34 = 10,731.17 : x
  2. Step 2: Convert to fraction form
    18,284.53/25,231.34 = 10,731.17/x
  3. Step 3: Cross multiply
    18,284.53x = 25,231.34 × 10,731.17
  4. Step 4: Simplify right side
    18,284.53x = 270,761,619.06
  5. Step 5: Solve for x
    x = 270,761,619.06/18,284.53
  6. Step 6: Final answer
    x = 14,808.24

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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.