Home / 13,137.48-19,701.99-4,370.04

Finding the Fourth Proportional to 13,137.48, 19,701.99 and 4,370.04

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Solution

The fourth proportional to 13,137.48, 19,701.99 and 4,370.04 is: 6,553.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,137.48 : 19,701.99 = 4,370.04 : x
  2. Step 2: Convert to fraction form
    13,137.48/19,701.99 = 4,370.04/x
  3. Step 3: Cross multiply
    13,137.48x = 19,701.99 × 4,370.04
  4. Step 4: Simplify right side
    13,137.48x = 86,098,484.38
  5. Step 5: Solve for x
    x = 86,098,484.38/13,137.48
  6. Step 6: Final answer
    x = 6,553.65

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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.