Home / 13,134.93-19,659.26-9,998.01

Finding the Fourth Proportional to 13,134.93, 19,659.26 and 9,998.01

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Solution

The fourth proportional to 13,134.93, 19,659.26 and 9,998.01 is: 14,964.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134.93 : 19,659.26 = 9,998.01 : x
  2. Step 2: Convert to fraction form
    13,134.93/19,659.26 = 9,998.01/x
  3. Step 3: Cross multiply
    13,134.93x = 19,659.26 × 9,998.01
  4. Step 4: Simplify right side
    13,134.93x = 196,553,428.08
  5. Step 5: Solve for x
    x = 196,553,428.08/13,134.93
  6. Step 6: Final answer
    x = 14,964.18

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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.