Home / 13,466.48-20,189.76-6,536

Finding the Fourth Proportional to 13,466.48, 20,189.76 and 6,536

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Solution

The fourth proportional to 13,466.48, 20,189.76 and 6,536 is: 9,799.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466.48 : 20,189.76 = 6,536 : x
  2. Step 2: Convert to fraction form
    13,466.48/20,189.76 = 6,536/x
  3. Step 3: Cross multiply
    13,466.48x = 20,189.76 × 6,536
  4. Step 4: Simplify right side
    13,466.48x = 131,960,271.36
  5. Step 5: Solve for x
    x = 131,960,271.36/13,466.48
  6. Step 6: Final answer
    x = 9,799.17

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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.