Home / 13,234.24-19,851.86-4,916.35

Finding the Fourth Proportional to 13,234.24, 19,851.86 and 4,916.35

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Solution

The fourth proportional to 13,234.24, 19,851.86 and 4,916.35 is: 7,374.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234.24 : 19,851.86 = 4,916.35 : x
  2. Step 2: Convert to fraction form
    13,234.24/19,851.86 = 4,916.35/x
  3. Step 3: Cross multiply
    13,234.24x = 19,851.86 × 4,916.35
  4. Step 4: Simplify right side
    13,234.24x = 97,598,691.91
  5. Step 5: Solve for x
    x = 97,598,691.91/13,234.24
  6. Step 6: Final answer
    x = 7,374.71

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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.