Home / 13,536.72-20,293.20-6,959.52

Finding the Fourth Proportional to 13,536.72, 20,293.20 and 6,959.52

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Solution

The fourth proportional to 13,536.72, 20,293.20 and 6,959.52 is: 10,433.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,536.72 : 20,293.20 = 6,959.52 : x
  2. Step 2: Convert to fraction form
    13,536.72/20,293.20 = 6,959.52/x
  3. Step 3: Cross multiply
    13,536.72x = 20,293.20 × 6,959.52
  4. Step 4: Simplify right side
    13,536.72x = 141,230,931.26
  5. Step 5: Solve for x
    x = 141,230,931.26/13,536.72
  6. Step 6: Final answer
    x = 10,433.17

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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.