Home / 36,643.67-50,513.14-28,672.05

Finding the Fourth Proportional to 36,643.67, 50,513.14 and 28,672.05

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Solution

The fourth proportional to 36,643.67, 50,513.14 and 28,672.05 is: 39,524.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,643.67 : 50,513.14 = 28,672.05 : x
  2. Step 2: Convert to fraction form
    36,643.67/50,513.14 = 28,672.05/x
  3. Step 3: Cross multiply
    36,643.67x = 50,513.14 × 28,672.05
  4. Step 4: Simplify right side
    36,643.67x = 1,448,315,275.74
  5. Step 5: Solve for x
    x = 1,448,315,275.74/36,643.67
  6. Step 6: Final answer
    x = 39,524.30

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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.