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Finding the Fourth Proportional to 11,927, 17,888.04 and 6,926.24

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Solution

The fourth proportional to 11,927, 17,888.04 and 6,926.24 is: 10,387.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927 : 17,888.04 = 6,926.24 : x
  2. Step 2: Convert to fraction form
    11,927/17,888.04 = 6,926.24/x
  3. Step 3: Cross multiply
    11,927x = 17,888.04 × 6,926.24
  4. Step 4: Simplify right side
    11,927x = 123,896,858.17
  5. Step 5: Solve for x
    x = 123,896,858.17/11,927
  6. Step 6: Final answer
    x = 10,387.93

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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.