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Finding the Fourth Proportional to 12,737.22, 19,100.98 and 4,944.22

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Solution

The fourth proportional to 12,737.22, 19,100.98 and 4,944.22 is: 7,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,737.22 : 19,100.98 = 4,944.22 : x
  2. Step 2: Convert to fraction form
    12,737.22/19,100.98 = 4,944.22/x
  3. Step 3: Cross multiply
    12,737.22x = 19,100.98 × 4,944.22
  4. Step 4: Simplify right side
    12,737.22x = 94,439,447.34
  5. Step 5: Solve for x
    x = 94,439,447.34/12,737.22
  6. Step 6: Final answer
    x = 7,414.45

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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.