Home / 26,470.45-39,709.19-7,750.33

Finding the Fourth Proportional to 26,470.45, 39,709.19 and 7,750.33

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Solution

The fourth proportional to 26,470.45, 39,709.19 and 7,750.33 is: 11,626.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,470.45 : 39,709.19 = 7,750.33 : x
  2. Step 2: Convert to fraction form
    26,470.45/39,709.19 = 7,750.33/x
  3. Step 3: Cross multiply
    26,470.45x = 39,709.19 × 7,750.33
  4. Step 4: Simplify right side
    26,470.45x = 307,759,426.40
  5. Step 5: Solve for x
    x = 307,759,426.40/26,470.45
  6. Step 6: Final answer
    x = 11,626.53

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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.