Home / 19,551.40-29,325.84-8,450.26

Finding the Fourth Proportional to 19,551.40, 29,325.84 and 8,450.26

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Solution

The fourth proportional to 19,551.40, 29,325.84 and 8,450.26 is: 12,674.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,551.40 : 29,325.84 = 8,450.26 : x
  2. Step 2: Convert to fraction form
    19,551.40/29,325.84 = 8,450.26/x
  3. Step 3: Cross multiply
    19,551.40x = 29,325.84 × 8,450.26
  4. Step 4: Simplify right side
    19,551.40x = 247,810,972.72
  5. Step 5: Solve for x
    x = 247,810,972.72/19,551.40
  6. Step 6: Final answer
    x = 12,674.85

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1.5x scale

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.