Home / 12,065.36-18,098.28-5,486.96

Finding the Fourth Proportional to 12,065.36, 18,098.28 and 5,486.96

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Solution

The fourth proportional to 12,065.36, 18,098.28 and 5,486.96 is: 8,230.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.36 : 18,098.28 = 5,486.96 : x
  2. Step 2: Convert to fraction form
    12,065.36/18,098.28 = 5,486.96/x
  3. Step 3: Cross multiply
    12,065.36x = 18,098.28 × 5,486.96
  4. Step 4: Simplify right side
    12,065.36x = 99,304,538.43
  5. Step 5: Solve for x
    x = 99,304,538.43/12,065.36
  6. Step 6: Final answer
    x = 8,230.55

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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.