Home / 20,035.87-30,044.67-10,673.49

Finding the Fourth Proportional to 20,035.87, 30,044.67 and 10,673.49

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Solution

The fourth proportional to 20,035.87, 30,044.67 and 10,673.49 is: 16,005.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,035.87 : 30,044.67 = 10,673.49 : x
  2. Step 2: Convert to fraction form
    20,035.87/30,044.67 = 10,673.49/x
  3. Step 3: Cross multiply
    20,035.87x = 30,044.67 × 10,673.49
  4. Step 4: Simplify right side
    20,035.87x = 320,681,484.80
  5. Step 5: Solve for x
    x = 320,681,484.80/20,035.87
  6. Step 6: Final answer
    x = 16,005.37

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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.