Home / 14,157.34-19,528.44-10,183.78

Finding the Fourth Proportional to 14,157.34, 19,528.44 and 10,183.78

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Solution

The fourth proportional to 14,157.34, 19,528.44 and 10,183.78 is: 14,047.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,157.34 : 19,528.44 = 10,183.78 : x
  2. Step 2: Convert to fraction form
    14,157.34/19,528.44 = 10,183.78/x
  3. Step 3: Cross multiply
    14,157.34x = 19,528.44 × 10,183.78
  4. Step 4: Simplify right side
    14,157.34x = 198,873,336.70
  5. Step 5: Solve for x
    x = 198,873,336.70/14,157.34
  6. Step 6: Final answer
    x = 14,047.37

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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.