Home / 13,477.23-20,215.85-4,711.41

Finding the Fourth Proportional to 13,477.23, 20,215.85 and 4,711.41

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Solution

The fourth proportional to 13,477.23, 20,215.85 and 4,711.41 is: 7,067.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,477.23 : 20,215.85 = 4,711.41 : x
  2. Step 2: Convert to fraction form
    13,477.23/20,215.85 = 4,711.41/x
  3. Step 3: Cross multiply
    13,477.23x = 20,215.85 × 4,711.41
  4. Step 4: Simplify right side
    13,477.23x = 95,245,134.29
  5. Step 5: Solve for x
    x = 95,245,134.29/13,477.23
  6. Step 6: Final answer
    x = 7,067.12

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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.