Home / 19,006.60-28,477.17-13,450.80

Finding the Fourth Proportional to 19,006.60, 28,477.17 and 13,450.80

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Solution

The fourth proportional to 19,006.60, 28,477.17 and 13,450.80 is: 20,153.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,006.60 : 28,477.17 = 13,450.80 : x
  2. Step 2: Convert to fraction form
    19,006.60/28,477.17 = 13,450.80/x
  3. Step 3: Cross multiply
    19,006.60x = 28,477.17 × 13,450.80
  4. Step 4: Simplify right side
    19,006.60x = 383,040,718.24
  5. Step 5: Solve for x
    x = 383,040,718.24/19,006.60
  6. Step 6: Final answer
    x = 20,153.04

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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.