Home / 18,318.06-27,494.10-7,232.40

Finding the Fourth Proportional to 18,318.06, 27,494.10 and 7,232.40

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Solution

The fourth proportional to 18,318.06, 27,494.10 and 7,232.40 is: 10,855.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,318.06 : 27,494.10 = 7,232.40 : x
  2. Step 2: Convert to fraction form
    18,318.06/27,494.10 = 7,232.40/x
  3. Step 3: Cross multiply
    18,318.06x = 27,494.10 × 7,232.40
  4. Step 4: Simplify right side
    18,318.06x = 198,848,328.84
  5. Step 5: Solve for x
    x = 198,848,328.84/18,318.06
  6. Step 6: Final answer
    x = 10,855.32

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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.