Home / 11,955.56-17,924.68-6,107.72

Finding the Fourth Proportional to 11,955.56, 17,924.68 and 6,107.72

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Solution

The fourth proportional to 11,955.56, 17,924.68 and 6,107.72 is: 9,157.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,955.56 : 17,924.68 = 6,107.72 : x
  2. Step 2: Convert to fraction form
    11,955.56/17,924.68 = 6,107.72/x
  3. Step 3: Cross multiply
    11,955.56x = 17,924.68 × 6,107.72
  4. Step 4: Simplify right side
    11,955.56x = 109,478,926.53
  5. Step 5: Solve for x
    x = 109,478,926.53/11,955.56
  6. Step 6: Final answer
    x = 9,157.16

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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.