Home / 26,881.09-40,313.02-8,865.27

Finding the Fourth Proportional to 26,881.09, 40,313.02 and 8,865.27

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Solution

The fourth proportional to 26,881.09, 40,313.02 and 8,865.27 is: 13,295.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,881.09 : 40,313.02 = 8,865.27 : x
  2. Step 2: Convert to fraction form
    26,881.09/40,313.02 = 8,865.27/x
  3. Step 3: Cross multiply
    26,881.09x = 40,313.02 × 8,865.27
  4. Step 4: Simplify right side
    26,881.09x = 357,385,935.83
  5. Step 5: Solve for x
    x = 357,385,935.83/26,881.09
  6. Step 6: Final answer
    x = 13,295.07

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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.