Home / 26,409.09-39,588.83-8,866.62

Finding the Fourth Proportional to 26,409.09, 39,588.83 and 8,866.62

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Solution

The fourth proportional to 26,409.09, 39,588.83 and 8,866.62 is: 13,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,409.09 : 39,588.83 = 8,866.62 : x
  2. Step 2: Convert to fraction form
    26,409.09/39,588.83 = 8,866.62/x
  3. Step 3: Cross multiply
    26,409.09x = 39,588.83 × 8,866.62
  4. Step 4: Simplify right side
    26,409.09x = 351,019,111.85
  5. Step 5: Solve for x
    x = 351,019,111.85/26,409.09
  6. Step 6: Final answer
    x = 13,291.60

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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.