Home / 19,816.12-29,724.33-5,025.01

Finding the Fourth Proportional to 19,816.12, 29,724.33 and 5,025.01

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Solution

The fourth proportional to 19,816.12, 29,724.33 and 5,025.01 is: 7,537.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,816.12 : 29,724.33 = 5,025.01 : x
  2. Step 2: Convert to fraction form
    19,816.12/29,724.33 = 5,025.01/x
  3. Step 3: Cross multiply
    19,816.12x = 29,724.33 × 5,025.01
  4. Step 4: Simplify right side
    19,816.12x = 149,365,055.49
  5. Step 5: Solve for x
    x = 149,365,055.49/19,816.12
  6. Step 6: Final answer
    x = 7,537.55

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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.