Home / 19,554.87-29,334.03-5,515.01

Finding the Fourth Proportional to 19,554.87, 29,334.03 and 5,515.01

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Solution

The fourth proportional to 19,554.87, 29,334.03 and 5,515.01 is: 8,273.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554.87 : 29,334.03 = 5,515.01 : x
  2. Step 2: Convert to fraction form
    19,554.87/29,334.03 = 5,515.01/x
  3. Step 3: Cross multiply
    19,554.87x = 29,334.03 × 5,515.01
  4. Step 4: Simplify right side
    19,554.87x = 161,777,468.79
  5. Step 5: Solve for x
    x = 161,777,468.79/19,554.87
  6. Step 6: Final answer
    x = 8,273.00

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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.