Home / 13,176.30-19,766.01-4,409.26

Finding the Fourth Proportional to 13,176.30, 19,766.01 and 4,409.26

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Solution

The fourth proportional to 13,176.30, 19,766.01 and 4,409.26 is: 6,614.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,176.30 : 19,766.01 = 4,409.26 : x
  2. Step 2: Convert to fraction form
    13,176.30/19,766.01 = 4,409.26/x
  3. Step 3: Cross multiply
    13,176.30x = 19,766.01 × 4,409.26
  4. Step 4: Simplify right side
    13,176.30x = 87,153,477.25
  5. Step 5: Solve for x
    x = 87,153,477.25/13,176.30
  6. Step 6: Final answer
    x = 6,614.41

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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.