Home / 18,601.73-25,670.57-10,103.93

Finding the Fourth Proportional to 18,601.73, 25,670.57 and 10,103.93

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Solution

The fourth proportional to 18,601.73, 25,670.57 and 10,103.93 is: 13,943.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,601.73 : 25,670.57 = 10,103.93 : x
  2. Step 2: Convert to fraction form
    18,601.73/25,670.57 = 10,103.93/x
  3. Step 3: Cross multiply
    18,601.73x = 25,670.57 × 10,103.93
  4. Step 4: Simplify right side
    18,601.73x = 259,373,642.34
  5. Step 5: Solve for x
    x = 259,373,642.34/18,601.73
  6. Step 6: Final answer
    x = 13,943.52

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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.