Home / 34,863.24-48,111.57-18,947.69

Finding the Fourth Proportional to 34,863.24, 48,111.57 and 18,947.69

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Solution

The fourth proportional to 34,863.24, 48,111.57 and 18,947.69 is: 26,147.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,863.24 : 48,111.57 = 18,947.69 : x
  2. Step 2: Convert to fraction form
    34,863.24/48,111.57 = 18,947.69/x
  3. Step 3: Cross multiply
    34,863.24x = 48,111.57 × 18,947.69
  4. Step 4: Simplify right side
    34,863.24x = 911,603,113.77
  5. Step 5: Solve for x
    x = 911,603,113.77/34,863.24
  6. Step 6: Final answer
    x = 26,147.97

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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.