Home / 13,500.99-20,251.43-3,641.27

Finding the Fourth Proportional to 13,500.99, 20,251.43 and 3,641.27

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Solution

The fourth proportional to 13,500.99, 20,251.43 and 3,641.27 is: 5,461.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500.99 : 20,251.43 = 3,641.27 : x
  2. Step 2: Convert to fraction form
    13,500.99/20,251.43 = 3,641.27/x
  3. Step 3: Cross multiply
    13,500.99x = 20,251.43 × 3,641.27
  4. Step 4: Simplify right side
    13,500.99x = 73,740,882.99
  5. Step 5: Solve for x
    x = 73,740,882.99/13,500.99
  6. Step 6: Final answer
    x = 5,461.89

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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.