Home / 19,555.32-29,331.54-6,227.82

Finding the Fourth Proportional to 19,555.32, 29,331.54 and 6,227.82

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Solution

The fourth proportional to 19,555.32, 29,331.54 and 6,227.82 is: 9,341.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555.32 : 29,331.54 = 6,227.82 : x
  2. Step 2: Convert to fraction form
    19,555.32/29,331.54 = 6,227.82/x
  3. Step 3: Cross multiply
    19,555.32x = 29,331.54 × 6,227.82
  4. Step 4: Simplify right side
    19,555.32x = 182,671,551.44
  5. Step 5: Solve for x
    x = 182,671,551.44/19,555.32
  6. Step 6: Final answer
    x = 9,341.27

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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.