Home / 40,724.64-61,087.44-14,410.80

Finding the Fourth Proportional to 40,724.64, 61,087.44 and 14,410.80

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Solution

The fourth proportional to 40,724.64, 61,087.44 and 14,410.80 is: 21,616.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,724.64 : 61,087.44 = 14,410.80 : x
  2. Step 2: Convert to fraction form
    40,724.64/61,087.44 = 14,410.80/x
  3. Step 3: Cross multiply
    40,724.64x = 61,087.44 × 14,410.80
  4. Step 4: Simplify right side
    40,724.64x = 880,318,880.35
  5. Step 5: Solve for x
    x = 880,318,880.35/40,724.64
  6. Step 6: Final answer
    x = 21,616.37

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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.