Home / 14,859.36-20,505.96-8,575.38

Finding the Fourth Proportional to 14,859.36, 20,505.96 and 8,575.38

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Solution

The fourth proportional to 14,859.36, 20,505.96 and 8,575.38 is: 11,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,859.36 : 20,505.96 = 8,575.38 : x
  2. Step 2: Convert to fraction form
    14,859.36/20,505.96 = 8,575.38/x
  3. Step 3: Cross multiply
    14,859.36x = 20,505.96 × 8,575.38
  4. Step 4: Simplify right side
    14,859.36x = 175,846,399.26
  5. Step 5: Solve for x
    x = 175,846,399.26/14,859.36
  6. Step 6: Final answer
    x = 11,834.05

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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.