Home / 13,116.68-19,672.26-4,800.62

Finding the Fourth Proportional to 13,116.68, 19,672.26 and 4,800.62

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Solution

The fourth proportional to 13,116.68, 19,672.26 and 4,800.62 is: 7,199.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,116.68 : 19,672.26 = 4,800.62 : x
  2. Step 2: Convert to fraction form
    13,116.68/19,672.26 = 4,800.62/x
  3. Step 3: Cross multiply
    13,116.68x = 19,672.26 × 4,800.62
  4. Step 4: Simplify right side
    13,116.68x = 94,439,044.80
  5. Step 5: Solve for x
    x = 94,439,044.80/13,116.68
  6. Step 6: Final answer
    x = 7,199.92

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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.