Home / 19,519.34-29,243.76-16,418.66

Finding the Fourth Proportional to 19,519.34, 29,243.76 and 16,418.66

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Solution

The fourth proportional to 19,519.34, 29,243.76 and 16,418.66 is: 24,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.34 : 29,243.76 = 16,418.66 : x
  2. Step 2: Convert to fraction form
    19,519.34/29,243.76 = 16,418.66/x
  3. Step 3: Cross multiply
    19,519.34x = 29,243.76 × 16,418.66
  4. Step 4: Simplify right side
    19,519.34x = 480,143,352.56
  5. Step 5: Solve for x
    x = 480,143,352.56/19,519.34
  6. Step 6: Final answer
    x = 24,598.34

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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.