Home / 18,260.57-25,199.47-10,193.75

Finding the Fourth Proportional to 18,260.57, 25,199.47 and 10,193.75

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Solution

The fourth proportional to 18,260.57, 25,199.47 and 10,193.75 is: 14,067.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260.57 : 25,199.47 = 10,193.75 : x
  2. Step 2: Convert to fraction form
    18,260.57/25,199.47 = 10,193.75/x
  3. Step 3: Cross multiply
    18,260.57x = 25,199.47 × 10,193.75
  4. Step 4: Simplify right side
    18,260.57x = 256,877,097.31
  5. Step 5: Solve for x
    x = 256,877,097.31/18,260.57
  6. Step 6: Final answer
    x = 14,067.31

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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.