Home / 18,415.04-27,618.68-5,936.18

Finding the Fourth Proportional to 18,415.04, 27,618.68 and 5,936.18

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Solution

The fourth proportional to 18,415.04, 27,618.68 and 5,936.18 is: 8,903.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,415.04 : 27,618.68 = 5,936.18 : x
  2. Step 2: Convert to fraction form
    18,415.04/27,618.68 = 5,936.18/x
  3. Step 3: Cross multiply
    18,415.04x = 27,618.68 × 5,936.18
  4. Step 4: Simplify right side
    18,415.04x = 163,949,455.84
  5. Step 5: Solve for x
    x = 163,949,455.84/18,415.04
  6. Step 6: Final answer
    x = 8,903.02

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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.