Home / 19,552.58-29,328.62-4,761.52

Finding the Fourth Proportional to 19,552.58, 29,328.62 and 4,761.52

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Solution

The fourth proportional to 19,552.58, 29,328.62 and 4,761.52 is: 7,142.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552.58 : 29,328.62 = 4,761.52 : x
  2. Step 2: Convert to fraction form
    19,552.58/29,328.62 = 4,761.52/x
  3. Step 3: Cross multiply
    19,552.58x = 29,328.62 × 4,761.52
  4. Step 4: Simplify right side
    19,552.58x = 139,648,810.70
  5. Step 5: Solve for x
    x = 139,648,810.70/19,552.58
  6. Step 6: Final answer
    x = 7,142.22

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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.