Home / 19,704.93-29,509.33-10,352.78

Finding the Fourth Proportional to 19,704.93, 29,509.33 and 10,352.78

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Solution

The fourth proportional to 19,704.93, 29,509.33 and 10,352.78 is: 15,503.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,704.93 : 29,509.33 = 10,352.78 : x
  2. Step 2: Convert to fraction form
    19,704.93/29,509.33 = 10,352.78/x
  3. Step 3: Cross multiply
    19,704.93x = 29,509.33 × 10,352.78
  4. Step 4: Simplify right side
    19,704.93x = 305,503,601.44
  5. Step 5: Solve for x
    x = 305,503,601.44/19,704.93
  6. Step 6: Final answer
    x = 15,503.92

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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.