Home / 15,467.76-23,200.92-3,780.36

Finding the Fourth Proportional to 15,467.76, 23,200.92 and 3,780.36

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Solution

The fourth proportional to 15,467.76, 23,200.92 and 3,780.36 is: 5,670.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,467.76 : 23,200.92 = 3,780.36 : x
  2. Step 2: Convert to fraction form
    15,467.76/23,200.92 = 3,780.36/x
  3. Step 3: Cross multiply
    15,467.76x = 23,200.92 × 3,780.36
  4. Step 4: Simplify right side
    15,467.76x = 87,707,829.93
  5. Step 5: Solve for x
    x = 87,707,829.93/15,467.76
  6. Step 6: Final answer
    x = 5,670.36

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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.