Home / 19,012.46-26,231.83-11,354.83

Finding the Fourth Proportional to 19,012.46, 26,231.83 and 11,354.83

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Solution

The fourth proportional to 19,012.46, 26,231.83 and 11,354.83 is: 15,666.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.46 : 26,231.83 = 11,354.83 : x
  2. Step 2: Convert to fraction form
    19,012.46/26,231.83 = 11,354.83/x
  3. Step 3: Cross multiply
    19,012.46x = 26,231.83 × 11,354.83
  4. Step 4: Simplify right side
    19,012.46x = 297,857,876.27
  5. Step 5: Solve for x
    x = 297,857,876.27/19,012.46
  6. Step 6: Final answer
    x = 15,666.46

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Double scale
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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.