Home / 46,916.91-70,375.82-11,856.57

Finding the Fourth Proportional to 46,916.91, 70,375.82 and 11,856.57

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Solution

The fourth proportional to 46,916.91, 70,375.82 and 11,856.57 is: 17,784.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,916.91 : 70,375.82 = 11,856.57 : x
  2. Step 2: Convert to fraction form
    46,916.91/70,375.82 = 11,856.57/x
  3. Step 3: Cross multiply
    46,916.91x = 70,375.82 × 11,856.57
  4. Step 4: Simplify right side
    46,916.91x = 834,415,836.14
  5. Step 5: Solve for x
    x = 834,415,836.14/46,916.91
  6. Step 6: Final answer
    x = 17,784.97

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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.