Home / 19,399.36-29,100.12-5,548

Finding the Fourth Proportional to 19,399.36, 29,100.12 and 5,548

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Solution

The fourth proportional to 19,399.36, 29,100.12 and 5,548 is: 8,322.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,399.36 : 29,100.12 = 5,548 : x
  2. Step 2: Convert to fraction form
    19,399.36/29,100.12 = 5,548/x
  3. Step 3: Cross multiply
    19,399.36x = 29,100.12 × 5,548
  4. Step 4: Simplify right side
    19,399.36x = 161,447,465.76
  5. Step 5: Solve for x
    x = 161,447,465.76/19,399.36
  6. Step 6: Final answer
    x = 8,322.31

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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.