Home / 18,114.08-24,997.55-10,156.43

Finding the Fourth Proportional to 18,114.08, 24,997.55 and 10,156.43

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Solution

The fourth proportional to 18,114.08, 24,997.55 and 10,156.43 is: 14,015.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,114.08 : 24,997.55 = 10,156.43 : x
  2. Step 2: Convert to fraction form
    18,114.08/24,997.55 = 10,156.43/x
  3. Step 3: Cross multiply
    18,114.08x = 24,997.55 × 10,156.43
  4. Step 4: Simplify right side
    18,114.08x = 253,885,878.46
  5. Step 5: Solve for x
    x = 253,885,878.46/18,114.08
  6. Step 6: Final answer
    x = 14,015.94

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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.