Home / 46,659.27-64,391.12-28,512.96

Finding the Fourth Proportional to 46,659.27, 64,391.12 and 28,512.96

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Solution

The fourth proportional to 46,659.27, 64,391.12 and 28,512.96 is: 39,348.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,659.27 : 64,391.12 = 28,512.96 : x
  2. Step 2: Convert to fraction form
    46,659.27/64,391.12 = 28,512.96/x
  3. Step 3: Cross multiply
    46,659.27x = 64,391.12 × 28,512.96
  4. Step 4: Simplify right side
    46,659.27x = 1,835,981,428.92
  5. Step 5: Solve for x
    x = 1,835,981,428.92/46,659.27
  6. Step 6: Final answer
    x = 39,348.70

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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.