Home / 30,221.04-41,704.96-16,973.04

Finding the Fourth Proportional to 30,221.04, 41,704.96 and 16,973.04

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Solution

The fourth proportional to 30,221.04, 41,704.96 and 16,973.04 is: 23,422.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,221.04 : 41,704.96 = 16,973.04 : x
  2. Step 2: Convert to fraction form
    30,221.04/41,704.96 = 16,973.04/x
  3. Step 3: Cross multiply
    30,221.04x = 41,704.96 × 16,973.04
  4. Step 4: Simplify right side
    30,221.04x = 707,859,954.28
  5. Step 5: Solve for x
    x = 707,859,954.28/30,221.04
  6. Step 6: Final answer
    x = 23,422.75

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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.