Home / 26,601.92-39,908.72-7,883.40

Finding the Fourth Proportional to 26,601.92, 39,908.72 and 7,883.40

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Solution

The fourth proportional to 26,601.92, 39,908.72 and 7,883.40 is: 11,826.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,601.92 : 39,908.72 = 7,883.40 : x
  2. Step 2: Convert to fraction form
    26,601.92/39,908.72 = 7,883.40/x
  3. Step 3: Cross multiply
    26,601.92x = 39,908.72 × 7,883.40
  4. Step 4: Simplify right side
    26,601.92x = 314,616,403.25
  5. Step 5: Solve for x
    x = 314,616,403.25/26,601.92
  6. Step 6: Final answer
    x = 11,826.83

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1.5x scale

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.