Home / 20,041.14-30,045.51-8,363.10

Finding the Fourth Proportional to 20,041.14, 30,045.51 and 8,363.10

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Solution

The fourth proportional to 20,041.14, 30,045.51 and 8,363.10 is: 12,537.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,041.14 : 30,045.51 = 8,363.10 : x
  2. Step 2: Convert to fraction form
    20,041.14/30,045.51 = 8,363.10/x
  3. Step 3: Cross multiply
    20,041.14x = 30,045.51 × 8,363.10
  4. Step 4: Simplify right side
    20,041.14x = 251,273,604.68
  5. Step 5: Solve for x
    x = 251,273,604.68/20,041.14
  6. Step 6: Final answer
    x = 12,537.89

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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.