Home / 19,056.26-28,557.92-15,764.15

Finding the Fourth Proportional to 19,056.26, 28,557.92 and 15,764.15

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Solution

The fourth proportional to 19,056.26, 28,557.92 and 15,764.15 is: 23,624.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056.26 : 28,557.92 = 15,764.15 : x
  2. Step 2: Convert to fraction form
    19,056.26/28,557.92 = 15,764.15/x
  3. Step 3: Cross multiply
    19,056.26x = 28,557.92 × 15,764.15
  4. Step 4: Simplify right side
    19,056.26x = 450,191,356.70
  5. Step 5: Solve for x
    x = 450,191,356.70/19,056.26
  6. Step 6: Final answer
    x = 23,624.33

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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.