Home / 30,225.12-41,709.84-16,796.03

Finding the Fourth Proportional to 30,225.12, 41,709.84 and 16,796.03

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Solution

The fourth proportional to 30,225.12, 41,709.84 and 16,796.03 is: 23,178.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,225.12 : 41,709.84 = 16,796.03 : x
  2. Step 2: Convert to fraction form
    30,225.12/41,709.84 = 16,796.03/x
  3. Step 3: Cross multiply
    30,225.12x = 41,709.84 × 16,796.03
  4. Step 4: Simplify right side
    30,225.12x = 700,559,687.02
  5. Step 5: Solve for x
    x = 700,559,687.02/30,225.12
  6. Step 6: Final answer
    x = 23,178.06

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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.