Home / 26,322.30-39,485.48-8,792.15

Finding the Fourth Proportional to 26,322.30, 39,485.48 and 8,792.15

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Solution

The fourth proportional to 26,322.30, 39,485.48 and 8,792.15 is: 13,188.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,322.30 : 39,485.48 = 8,792.15 : x
  2. Step 2: Convert to fraction form
    26,322.30/39,485.48 = 8,792.15/x
  3. Step 3: Cross multiply
    26,322.30x = 39,485.48 × 8,792.15
  4. Step 4: Simplify right side
    26,322.30x = 347,162,021.59
  5. Step 5: Solve for x
    x = 347,162,021.59/26,322.30
  6. Step 6: Final answer
    x = 13,188.89

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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.