Home / 26,588.45-39,881.31-6,866.50

Finding the Fourth Proportional to 26,588.45, 39,881.31 and 6,866.50

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Solution

The fourth proportional to 26,588.45, 39,881.31 and 6,866.50 is: 10,299.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,588.45 : 39,881.31 = 6,866.50 : x
  2. Step 2: Convert to fraction form
    26,588.45/39,881.31 = 6,866.50/x
  3. Step 3: Cross multiply
    26,588.45x = 39,881.31 × 6,866.50
  4. Step 4: Simplify right side
    26,588.45x = 273,844,890.90
  5. Step 5: Solve for x
    x = 273,844,890.90/26,588.45
  6. Step 6: Final answer
    x = 10,299.39

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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.