Home / 13,209.53-19,814.39-4,444.32

Finding the Fourth Proportional to 13,209.53, 19,814.39 and 4,444.32

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Solution

The fourth proportional to 13,209.53, 19,814.39 and 4,444.32 is: 6,666.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,209.53 : 19,814.39 = 4,444.32 : x
  2. Step 2: Convert to fraction form
    13,209.53/19,814.39 = 4,444.32/x
  3. Step 3: Cross multiply
    13,209.53x = 19,814.39 × 4,444.32
  4. Step 4: Simplify right side
    13,209.53x = 88,061,467.54
  5. Step 5: Solve for x
    x = 88,061,467.54/13,209.53
  6. Step 6: Final answer
    x = 6,666.51

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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.