Home / 18,252.05-25,185.95-13,474.54

Finding the Fourth Proportional to 18,252.05, 25,185.95 and 13,474.54

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Solution

The fourth proportional to 18,252.05, 25,185.95 and 13,474.54 is: 18,593.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,252.05 : 25,185.95 = 13,474.54 : x
  2. Step 2: Convert to fraction form
    18,252.05/25,185.95 = 13,474.54/x
  3. Step 3: Cross multiply
    18,252.05x = 25,185.95 × 13,474.54
  4. Step 4: Simplify right side
    18,252.05x = 339,368,931.10
  5. Step 5: Solve for x
    x = 339,368,931.10/18,252.05
  6. Step 6: Final answer
    x = 18,593.47

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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.