Home / 52,676.91-79,015.43-21,512.16

Finding the Fourth Proportional to 52,676.91, 79,015.43 and 21,512.16

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Solution

The fourth proportional to 52,676.91, 79,015.43 and 21,512.16 is: 32,268.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,676.91 : 79,015.43 = 21,512.16 : x
  2. Step 2: Convert to fraction form
    52,676.91/79,015.43 = 21,512.16/x
  3. Step 3: Cross multiply
    52,676.91x = 79,015.43 × 21,512.16
  4. Step 4: Simplify right side
    52,676.91x = 1,699,792,626.41
  5. Step 5: Solve for x
    x = 1,699,792,626.41/52,676.91
  6. Step 6: Final answer
    x = 32,268.27

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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.