Home / 13,199.36-19,801.24-6,270.08

Finding the Fourth Proportional to 13,199.36, 19,801.24 and 6,270.08

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Solution

The fourth proportional to 13,199.36, 19,801.24 and 6,270.08 is: 9,406.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,199.36 : 19,801.24 = 6,270.08 : x
  2. Step 2: Convert to fraction form
    13,199.36/19,801.24 = 6,270.08/x
  3. Step 3: Cross multiply
    13,199.36x = 19,801.24 × 6,270.08
  4. Step 4: Simplify right side
    13,199.36x = 124,155,358.90
  5. Step 5: Solve for x
    x = 124,155,358.90/13,199.36
  6. Step 6: Final answer
    x = 9,406.17

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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.