Home / 13,244.34-19,866.53-4,479.94

Finding the Fourth Proportional to 13,244.34, 19,866.53 and 4,479.94

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Solution

The fourth proportional to 13,244.34, 19,866.53 and 4,479.94 is: 6,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.34 : 19,866.53 = 4,479.94 : x
  2. Step 2: Convert to fraction form
    13,244.34/19,866.53 = 4,479.94/x
  3. Step 3: Cross multiply
    13,244.34x = 19,866.53 × 4,479.94
  4. Step 4: Simplify right side
    13,244.34x = 89,000,898.44
  5. Step 5: Solve for x
    x = 89,000,898.44/13,244.34
  6. Step 6: Final answer
    x = 6,719.92

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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.