Home / 18,623.43-25,699.64-10,660.01

Finding the Fourth Proportional to 18,623.43, 25,699.64 and 10,660.01

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Solution

The fourth proportional to 18,623.43, 25,699.64 and 10,660.01 is: 14,710.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,623.43 : 25,699.64 = 10,660.01 : x
  2. Step 2: Convert to fraction form
    18,623.43/25,699.64 = 10,660.01/x
  3. Step 3: Cross multiply
    18,623.43x = 25,699.64 × 10,660.01
  4. Step 4: Simplify right side
    18,623.43x = 273,958,237.60
  5. Step 5: Solve for x
    x = 273,958,237.60/18,623.43
  6. Step 6: Final answer
    x = 14,710.41

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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.