Home / 31,481.42-43,444.64-17,334.77

Finding the Fourth Proportional to 31,481.42, 43,444.64 and 17,334.77

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Solution

The fourth proportional to 31,481.42, 43,444.64 and 17,334.77 is: 23,922.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,481.42 : 43,444.64 = 17,334.77 : x
  2. Step 2: Convert to fraction form
    31,481.42/43,444.64 = 17,334.77/x
  3. Step 3: Cross multiply
    31,481.42x = 43,444.64 × 17,334.77
  4. Step 4: Simplify right side
    31,481.42x = 753,102,776.86
  5. Step 5: Solve for x
    x = 753,102,776.86/31,481.42
  6. Step 6: Final answer
    x = 23,922.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.