Home / 11,926.08-17,887.64-6,931.22

Finding the Fourth Proportional to 11,926.08, 17,887.64 and 6,931.22

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Solution

The fourth proportional to 11,926.08, 17,887.64 and 6,931.22 is: 10,395.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,926.08 : 17,887.64 = 6,931.22 : x
  2. Step 2: Convert to fraction form
    11,926.08/17,887.64 = 6,931.22/x
  3. Step 3: Cross multiply
    11,926.08x = 17,887.64 × 6,931.22
  4. Step 4: Simplify right side
    11,926.08x = 123,983,044.03
  5. Step 5: Solve for x
    x = 123,983,044.03/11,926.08
  6. Step 6: Final answer
    x = 10,395.96

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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.