Home / 13,205.32-19,814.96-5,814.93

Finding the Fourth Proportional to 13,205.32, 19,814.96 and 5,814.93

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Solution

The fourth proportional to 13,205.32, 19,814.96 and 5,814.93 is: 8,725.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205.32 : 19,814.96 = 5,814.93 : x
  2. Step 2: Convert to fraction form
    13,205.32/19,814.96 = 5,814.93/x
  3. Step 3: Cross multiply
    13,205.32x = 19,814.96 × 5,814.93
  4. Step 4: Simplify right side
    13,205.32x = 115,222,605.35
  5. Step 5: Solve for x
    x = 115,222,605.35/13,205.32
  6. Step 6: Final answer
    x = 8,725.47

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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.