Home / 12,944.79-19,403.20-6,267.18

Finding the Fourth Proportional to 12,944.79, 19,403.20 and 6,267.18

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Solution

The fourth proportional to 12,944.79, 19,403.20 and 6,267.18 is: 9,393.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944.79 : 19,403.20 = 6,267.18 : x
  2. Step 2: Convert to fraction form
    12,944.79/19,403.20 = 6,267.18/x
  3. Step 3: Cross multiply
    12,944.79x = 19,403.20 × 6,267.18
  4. Step 4: Simplify right side
    12,944.79x = 121,603,255.89
  5. Step 5: Solve for x
    x = 121,603,255.89/12,944.79
  6. Step 6: Final answer
    x = 9,393.99

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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.