Home / 19,406.01-29,108.79-13,683.41

Finding the Fourth Proportional to 19,406.01, 29,108.79 and 13,683.41

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Solution

The fourth proportional to 19,406.01, 29,108.79 and 13,683.41 is: 20,524.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,406.01 : 29,108.79 = 13,683.41 : x
  2. Step 2: Convert to fraction form
    19,406.01/29,108.79 = 13,683.41/x
  3. Step 3: Cross multiply
    19,406.01x = 29,108.79 × 13,683.41
  4. Step 4: Simplify right side
    19,406.01x = 398,307,508.17
  5. Step 5: Solve for x
    x = 398,307,508.17/19,406.01
  6. Step 6: Final answer
    x = 20,524.96

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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.