Home / 19,552.95-29,329.14-4,761.90

Finding the Fourth Proportional to 19,552.95, 29,329.14 and 4,761.90

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Solution

The fourth proportional to 19,552.95, 29,329.14 and 4,761.90 is: 7,142.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552.95 : 29,329.14 = 4,761.90 : x
  2. Step 2: Convert to fraction form
    19,552.95/29,329.14 = 4,761.90/x
  3. Step 3: Cross multiply
    19,552.95x = 29,329.14 × 4,761.90
  4. Step 4: Simplify right side
    19,552.95x = 139,662,431.77
  5. Step 5: Solve for x
    x = 139,662,431.77/19,552.95
  6. Step 6: Final answer
    x = 7,142.78

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1.5x scale

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.