Home / 13,308.11-19,976.01-9,802.08

Finding the Fourth Proportional to 13,308.11, 19,976.01 and 9,802.08

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Solution

The fourth proportional to 13,308.11, 19,976.01 and 9,802.08 is: 14,713.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308.11 : 19,976.01 = 9,802.08 : x
  2. Step 2: Convert to fraction form
    13,308.11/19,976.01 = 9,802.08/x
  3. Step 3: Cross multiply
    13,308.11x = 19,976.01 × 9,802.08
  4. Step 4: Simplify right side
    13,308.11x = 195,806,448.10
  5. Step 5: Solve for x
    x = 195,806,448.10/13,308.11
  6. Step 6: Final answer
    x = 14,713.32

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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.