Home / 31,650.97-47,458.94-12,944.14

Finding the Fourth Proportional to 31,650.97, 47,458.94 and 12,944.14

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Solution

The fourth proportional to 31,650.97, 47,458.94 and 12,944.14 is: 19,409.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,650.97 : 47,458.94 = 12,944.14 : x
  2. Step 2: Convert to fraction form
    31,650.97/47,458.94 = 12,944.14/x
  3. Step 3: Cross multiply
    31,650.97x = 47,458.94 × 12,944.14
  4. Step 4: Simplify right side
    31,650.97x = 614,315,322.88
  5. Step 5: Solve for x
    x = 614,315,322.88/31,650.97
  6. Step 6: Final answer
    x = 19,409.05

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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.