Home / 18,114.36-24,997.50-10,156.56

Finding the Fourth Proportional to 18,114.36, 24,997.50 and 10,156.56

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Solution

The fourth proportional to 18,114.36, 24,997.50 and 10,156.56 is: 14,015.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,114.36 : 24,997.50 = 10,156.56 : x
  2. Step 2: Convert to fraction form
    18,114.36/24,997.50 = 10,156.56/x
  3. Step 3: Cross multiply
    18,114.36x = 24,997.50 × 10,156.56
  4. Step 4: Simplify right side
    18,114.36x = 253,888,608.60
  5. Step 5: Solve for x
    x = 253,888,608.60/18,114.36
  6. Step 6: Final answer
    x = 14,015.88

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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.