Home / 13,274.18-19,916.05-6,695.41

Finding the Fourth Proportional to 13,274.18, 19,916.05 and 6,695.41

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Solution

The fourth proportional to 13,274.18, 19,916.05 and 6,695.41 is: 10,045.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,274.18 : 19,916.05 = 6,695.41 : x
  2. Step 2: Convert to fraction form
    13,274.18/19,916.05 = 6,695.41/x
  3. Step 3: Cross multiply
    13,274.18x = 19,916.05 × 6,695.41
  4. Step 4: Simplify right side
    13,274.18x = 133,346,120.33
  5. Step 5: Solve for x
    x = 133,346,120.33/13,274.18
  6. Step 6: Final answer
    x = 10,045.53

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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.