Home / 47,046.64-64,894.82-27,912.86

Finding the Fourth Proportional to 47,046.64, 64,894.82 and 27,912.86

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Solution

The fourth proportional to 47,046.64, 64,894.82 and 27,912.86 is: 38,502.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,046.64 : 64,894.82 = 27,912.86 : x
  2. Step 2: Convert to fraction form
    47,046.64/64,894.82 = 27,912.86/x
  3. Step 3: Cross multiply
    47,046.64x = 64,894.82 × 27,912.86
  4. Step 4: Simplify right side
    47,046.64x = 1,811,400,025.39
  5. Step 5: Solve for x
    x = 1,811,400,025.39/47,046.64
  6. Step 6: Final answer
    x = 38,502.22

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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.