Home / 18,210.70-27,309.45-6,361.14

Finding the Fourth Proportional to 18,210.70, 27,309.45 and 6,361.14

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Solution

The fourth proportional to 18,210.70, 27,309.45 and 6,361.14 is: 9,539.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,210.70 : 27,309.45 = 6,361.14 : x
  2. Step 2: Convert to fraction form
    18,210.70/27,309.45 = 6,361.14/x
  3. Step 3: Cross multiply
    18,210.70x = 27,309.45 × 6,361.14
  4. Step 4: Simplify right side
    18,210.70x = 173,719,361.04
  5. Step 5: Solve for x
    x = 173,719,361.04/18,210.70
  6. Step 6: Final answer
    x = 9,539.41

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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.