Home / 45,249.37-67,874.05-14,087.05

Finding the Fourth Proportional to 45,249.37, 67,874.05 and 14,087.05

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Solution

The fourth proportional to 45,249.37, 67,874.05 and 14,087.05 is: 21,130.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,249.37 : 67,874.05 = 14,087.05 : x
  2. Step 2: Convert to fraction form
    45,249.37/67,874.05 = 14,087.05/x
  3. Step 3: Cross multiply
    45,249.37x = 67,874.05 × 14,087.05
  4. Step 4: Simplify right side
    45,249.37x = 956,144,983.98
  5. Step 5: Solve for x
    x = 956,144,983.98/45,249.37
  6. Step 6: Final answer
    x = 21,130.57

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.