Home / 46,917.92-70,370.40-11,855.46

Finding the Fourth Proportional to 46,917.92, 70,370.40 and 11,855.46

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Solution

The fourth proportional to 46,917.92, 70,370.40 and 11,855.46 is: 17,781.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,917.92 : 70,370.40 = 11,855.46 : x
  2. Step 2: Convert to fraction form
    46,917.92/70,370.40 = 11,855.46/x
  3. Step 3: Cross multiply
    46,917.92x = 70,370.40 × 11,855.46
  4. Step 4: Simplify right side
    46,917.92x = 834,273,462.38
  5. Step 5: Solve for x
    x = 834,273,462.38/46,917.92
  6. Step 6: Final answer
    x = 17,781.55

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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.