Home / 18,154.42-25,055.44-10,196.64

Finding the Fourth Proportional to 18,154.42, 25,055.44 and 10,196.64

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Solution

The fourth proportional to 18,154.42, 25,055.44 and 10,196.64 is: 14,072.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,154.42 : 25,055.44 = 10,196.64 : x
  2. Step 2: Convert to fraction form
    18,154.42/25,055.44 = 10,196.64/x
  3. Step 3: Cross multiply
    18,154.42x = 25,055.44 × 10,196.64
  4. Step 4: Simplify right side
    18,154.42x = 255,481,301.72
  5. Step 5: Solve for x
    x = 255,481,301.72/18,154.42
  6. Step 6: Final answer
    x = 14,072.68

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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.