Home / 18,494.62-25,522.47-10,111.12

Finding the Fourth Proportional to 18,494.62, 25,522.47 and 10,111.12

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Solution

The fourth proportional to 18,494.62, 25,522.47 and 10,111.12 is: 13,953.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494.62 : 25,522.47 = 10,111.12 : x
  2. Step 2: Convert to fraction form
    18,494.62/25,522.47 = 10,111.12/x
  3. Step 3: Cross multiply
    18,494.62x = 25,522.47 × 10,111.12
  4. Step 4: Simplify right side
    18,494.62x = 258,060,756.87
  5. Step 5: Solve for x
    x = 258,060,756.87/18,494.62
  6. Step 6: Final answer
    x = 13,953.29

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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.