Home / 19,552.43-29,328.68-4,761.36

Finding the Fourth Proportional to 19,552.43, 29,328.68 and 4,761.36

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Solution

The fourth proportional to 19,552.43, 29,328.68 and 4,761.36 is: 7,142.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552.43 : 29,328.68 = 4,761.36 : x
  2. Step 2: Convert to fraction form
    19,552.43/29,328.68 = 4,761.36/x
  3. Step 3: Cross multiply
    19,552.43x = 29,328.68 × 4,761.36
  4. Step 4: Simplify right side
    19,552.43x = 139,644,415.71
  5. Step 5: Solve for x
    x = 139,644,415.71/19,552.43
  6. Step 6: Final answer
    x = 7,142.05

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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.