Home / 26,344.85-36,356.61-15,740.60

Finding the Fourth Proportional to 26,344.85, 36,356.61 and 15,740.60

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Solution

The fourth proportional to 26,344.85, 36,356.61 and 15,740.60 is: 21,722.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,344.85 : 36,356.61 = 15,740.60 : x
  2. Step 2: Convert to fraction form
    26,344.85/36,356.61 = 15,740.60/x
  3. Step 3: Cross multiply
    26,344.85x = 36,356.61 × 15,740.60
  4. Step 4: Simplify right side
    26,344.85x = 572,274,855.37
  5. Step 5: Solve for x
    x = 572,274,855.37/26,344.85
  6. Step 6: Final answer
    x = 21,722.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.