Home / 13,242.72-19,833.82-6,322.08

Finding the Fourth Proportional to 13,242.72, 19,833.82 and 6,322.08

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Solution

The fourth proportional to 13,242.72, 19,833.82 and 6,322.08 is: 9,468.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,242.72 : 19,833.82 = 6,322.08 : x
  2. Step 2: Convert to fraction form
    13,242.72/19,833.82 = 6,322.08/x
  3. Step 3: Cross multiply
    13,242.72x = 19,833.82 × 6,322.08
  4. Step 4: Simplify right side
    13,242.72x = 125,390,996.75
  5. Step 5: Solve for x
    x = 125,390,996.75/13,242.72
  6. Step 6: Final answer
    x = 9,468.67

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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.