Home / 19,377.72-29,026.08-11,582.28

Finding the Fourth Proportional to 19,377.72, 29,026.08 and 11,582.28

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Solution

The fourth proportional to 19,377.72, 29,026.08 and 11,582.28 is: 17,349.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,377.72 : 29,026.08 = 11,582.28 : x
  2. Step 2: Convert to fraction form
    19,377.72/29,026.08 = 11,582.28/x
  3. Step 3: Cross multiply
    19,377.72x = 29,026.08 × 11,582.28
  4. Step 4: Simplify right side
    19,377.72x = 336,188,185.86
  5. Step 5: Solve for x
    x = 336,188,185.86/19,377.72
  6. Step 6: Final answer
    x = 17,349.21

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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.