Home / 51,249.91-70,724.99-28,588.33

Finding the Fourth Proportional to 51,249.91, 70,724.99 and 28,588.33

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Solution

The fourth proportional to 51,249.91, 70,724.99 and 28,588.33 is: 39,451.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,249.91 : 70,724.99 = 28,588.33 : x
  2. Step 2: Convert to fraction form
    51,249.91/70,724.99 = 28,588.33/x
  3. Step 3: Cross multiply
    51,249.91x = 70,724.99 × 28,588.33
  4. Step 4: Simplify right side
    51,249.91x = 2,021,909,353.37
  5. Step 5: Solve for x
    x = 2,021,909,353.37/51,249.91
  6. Step 6: Final answer
    x = 39,451.96

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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.