Home / 18,623.53-25,700.97-10,126.22

Finding the Fourth Proportional to 18,623.53, 25,700.97 and 10,126.22

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Solution

The fourth proportional to 18,623.53, 25,700.97 and 10,126.22 is: 13,974.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,623.53 : 25,700.97 = 10,126.22 : x
  2. Step 2: Convert to fraction form
    18,623.53/25,700.97 = 10,126.22/x
  3. Step 3: Cross multiply
    18,623.53x = 25,700.97 × 10,126.22
  4. Step 4: Simplify right side
    18,623.53x = 260,253,730.47
  5. Step 5: Solve for x
    x = 260,253,730.47/18,623.53
  6. Step 6: Final answer
    x = 13,974.46

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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.