Home / 18,823.98-25,975.68-10,324.74

Finding the Fourth Proportional to 18,823.98, 25,975.68 and 10,324.74

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Solution

The fourth proportional to 18,823.98, 25,975.68 and 10,324.74 is: 14,247.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,823.98 : 25,975.68 = 10,324.74 : x
  2. Step 2: Convert to fraction form
    18,823.98/25,975.68 = 10,324.74/x
  3. Step 3: Cross multiply
    18,823.98x = 25,975.68 × 10,324.74
  4. Step 4: Simplify right side
    18,823.98x = 268,192,142.32
  5. Step 5: Solve for x
    x = 268,192,142.32/18,823.98
  6. Step 6: Final answer
    x = 14,247.37

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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.