Home / 26,328.85-36,334.51-15,724.60

Finding the Fourth Proportional to 26,328.85, 36,334.51 and 15,724.60

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Solution

The fourth proportional to 26,328.85, 36,334.51 and 15,724.60 is: 21,700.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,328.85 : 36,334.51 = 15,724.60 : x
  2. Step 2: Convert to fraction form
    26,328.85/36,334.51 = 15,724.60/x
  3. Step 3: Cross multiply
    26,328.85x = 36,334.51 × 15,724.60
  4. Step 4: Simplify right side
    26,328.85x = 571,345,505.80
  5. Step 5: Solve for x
    x = 571,345,505.80/26,328.85
  6. Step 6: Final answer
    x = 21,700.36

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