Home / 19,694.37-29,526.51-9,840.56

Finding the Fourth Proportional to 19,694.37, 29,526.51 and 9,840.56

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Solution

The fourth proportional to 19,694.37, 29,526.51 and 9,840.56 is: 14,753.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,694.37 : 29,526.51 = 9,840.56 : x
  2. Step 2: Convert to fraction form
    19,694.37/29,526.51 = 9,840.56/x
  3. Step 3: Cross multiply
    19,694.37x = 29,526.51 × 9,840.56
  4. Step 4: Simplify right side
    19,694.37x = 290,557,245.61
  5. Step 5: Solve for x
    x = 290,557,245.61/19,694.37
  6. Step 6: Final answer
    x = 14,753.32

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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.