Home / 19,926.24-27,487.92-12,841.44

Finding the Fourth Proportional to 19,926.24, 27,487.92 and 12,841.44

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Solution

The fourth proportional to 19,926.24, 27,487.92 and 12,841.44 is: 17,714.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,926.24 : 27,487.92 = 12,841.44 : x
  2. Step 2: Convert to fraction form
    19,926.24/27,487.92 = 12,841.44/x
  3. Step 3: Cross multiply
    19,926.24x = 27,487.92 × 12,841.44
  4. Step 4: Simplify right side
    19,926.24x = 352,984,475.40
  5. Step 5: Solve for x
    x = 352,984,475.40/19,926.24
  6. Step 6: Final answer
    x = 17,714.56

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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.