Home / 13,975.68-19,285.92-10,003.44

Finding the Fourth Proportional to 13,975.68, 19,285.92 and 10,003.44

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Solution

The fourth proportional to 13,975.68, 19,285.92 and 10,003.44 is: 13,804.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,975.68 : 19,285.92 = 10,003.44 : x
  2. Step 2: Convert to fraction form
    13,975.68/19,285.92 = 10,003.44/x
  3. Step 3: Cross multiply
    13,975.68x = 19,285.92 × 10,003.44
  4. Step 4: Simplify right side
    13,975.68x = 192,925,543.56
  5. Step 5: Solve for x
    x = 192,925,543.56/13,975.68
  6. Step 6: Final answer
    x = 13,804.38

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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.