Home / 18,623.25-25,700.49-10,239.75

Finding the Fourth Proportional to 18,623.25, 25,700.49 and 10,239.75

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Solution

The fourth proportional to 18,623.25, 25,700.49 and 10,239.75 is: 14,131.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,623.25 : 25,700.49 = 10,239.75 : x
  2. Step 2: Convert to fraction form
    18,623.25/25,700.49 = 10,239.75/x
  3. Step 3: Cross multiply
    18,623.25x = 25,700.49 × 10,239.75
  4. Step 4: Simplify right side
    18,623.25x = 263,166,592.48
  5. Step 5: Solve for x
    x = 263,166,592.48/18,623.25
  6. Step 6: Final answer
    x = 14,131.08

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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.