Home / 51,249.98-70,723.04-28,588.62

Finding the Fourth Proportional to 51,249.98, 70,723.04 and 28,588.62

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Solution

The fourth proportional to 51,249.98, 70,723.04 and 28,588.62 is: 39,451.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,249.98 : 70,723.04 = 28,588.62 : x
  2. Step 2: Convert to fraction form
    51,249.98/70,723.04 = 28,588.62/x
  3. Step 3: Cross multiply
    51,249.98x = 70,723.04 × 28,588.62
  4. Step 4: Simplify right side
    51,249.98x = 2,021,874,115.80
  5. Step 5: Solve for x
    x = 2,021,874,115.80/51,249.98
  6. Step 6: Final answer
    x = 39,451.22

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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.