Home / 18,057.64-24,920.85-10,102.43

Finding the Fourth Proportional to 18,057.64, 24,920.85 and 10,102.43

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Solution

The fourth proportional to 18,057.64, 24,920.85 and 10,102.43 is: 13,942.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057.64 : 24,920.85 = 10,102.43 : x
  2. Step 2: Convert to fraction form
    18,057.64/24,920.85 = 10,102.43/x
  3. Step 3: Cross multiply
    18,057.64x = 24,920.85 × 10,102.43
  4. Step 4: Simplify right side
    18,057.64x = 251,760,967.55
  5. Step 5: Solve for x
    x = 251,760,967.55/18,057.64
  6. Step 6: Final answer
    x = 13,942.07

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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.