Home / 11,926.20-16,466.18-10,663.23

Finding the Fourth Proportional to 11,926.20, 16,466.18 and 10,663.23

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Solution

The fourth proportional to 11,926.20, 16,466.18 and 10,663.23 is: 14,722.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,926.20 : 16,466.18 = 10,663.23 : x
  2. Step 2: Convert to fraction form
    11,926.20/16,466.18 = 10,663.23/x
  3. Step 3: Cross multiply
    11,926.20x = 16,466.18 × 10,663.23
  4. Step 4: Simplify right side
    11,926.20x = 175,582,611.25
  5. Step 5: Solve for x
    x = 175,582,611.25/11,926.20
  6. Step 6: Final answer
    x = 14,722.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.