Home / 29,421.44-44,107.30-12,768.88

Finding the Fourth Proportional to 29,421.44, 44,107.30 and 12,768.88

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Solution

The fourth proportional to 29,421.44, 44,107.30 and 12,768.88 is: 19,142.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,421.44 : 44,107.30 = 12,768.88 : x
  2. Step 2: Convert to fraction form
    29,421.44/44,107.30 = 12,768.88/x
  3. Step 3: Cross multiply
    29,421.44x = 44,107.30 × 12,768.88
  4. Step 4: Simplify right side
    29,421.44x = 563,200,820.82
  5. Step 5: Solve for x
    x = 563,200,820.82/29,421.44
  6. Step 6: Final answer
    x = 19,142.53

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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.