Home / 16,041.03-22,136.76-8,871.42

Finding the Fourth Proportional to 16,041.03, 22,136.76 and 8,871.42

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Solution

The fourth proportional to 16,041.03, 22,136.76 and 8,871.42 is: 12,242.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,041.03 : 22,136.76 = 8,871.42 : x
  2. Step 2: Convert to fraction form
    16,041.03/22,136.76 = 8,871.42/x
  3. Step 3: Cross multiply
    16,041.03x = 22,136.76 × 8,871.42
  4. Step 4: Simplify right side
    16,041.03x = 196,384,379.12
  5. Step 5: Solve for x
    x = 196,384,379.12/16,041.03
  6. Step 6: Final answer
    x = 12,242.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.