Home / 19,554.62-29,331.92-4,763.41

Finding the Fourth Proportional to 19,554.62, 29,331.92 and 4,763.41

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Solution

The fourth proportional to 19,554.62, 29,331.92 and 4,763.41 is: 7,145.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554.62 : 29,331.92 = 4,763.41 : x
  2. Step 2: Convert to fraction form
    19,554.62/29,331.92 = 4,763.41/x
  3. Step 3: Cross multiply
    19,554.62x = 29,331.92 × 4,763.41
  4. Step 4: Simplify right side
    19,554.62x = 139,719,899.63
  5. Step 5: Solve for x
    x = 139,719,899.63/19,554.62
  6. Step 6: Final answer
    x = 7,145.11

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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.