Home / 19,847.76-29,777.28-16,184.64

Finding the Fourth Proportional to 19,847.76, 29,777.28 and 16,184.64

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Solution

The fourth proportional to 19,847.76, 29,777.28 and 16,184.64 is: 24,281.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,847.76 : 29,777.28 = 16,184.64 : x
  2. Step 2: Convert to fraction form
    19,847.76/29,777.28 = 16,184.64/x
  3. Step 3: Cross multiply
    19,847.76x = 29,777.28 × 16,184.64
  4. Step 4: Simplify right side
    19,847.76x = 481,934,556.98
  5. Step 5: Solve for x
    x = 481,934,556.98/19,847.76
  6. Step 6: Final answer
    x = 24,281.56

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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.