Home / 12,944.14-19,420.32-4,623.98

Finding the Fourth Proportional to 12,944.14, 19,420.32 and 4,623.98

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Solution

The fourth proportional to 12,944.14, 19,420.32 and 4,623.98 is: 6,937.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944.14 : 19,420.32 = 4,623.98 : x
  2. Step 2: Convert to fraction form
    12,944.14/19,420.32 = 4,623.98/x
  3. Step 3: Cross multiply
    12,944.14x = 19,420.32 × 4,623.98
  4. Step 4: Simplify right side
    12,944.14x = 89,799,171.27
  5. Step 5: Solve for x
    x = 89,799,171.27/12,944.14
  6. Step 6: Final answer
    x = 6,937.44

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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.