Home / 29,298.43-43,963.64-12,428.83

Finding the Fourth Proportional to 29,298.43, 43,963.64 and 12,428.83

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Solution

The fourth proportional to 29,298.43, 43,963.64 and 12,428.83 is: 18,650.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,298.43 : 43,963.64 = 12,428.83 : x
  2. Step 2: Convert to fraction form
    29,298.43/43,963.64 = 12,428.83/x
  3. Step 3: Cross multiply
    29,298.43x = 43,963.64 × 12,428.83
  4. Step 4: Simplify right side
    29,298.43x = 546,416,552.79
  5. Step 5: Solve for x
    x = 546,416,552.79/29,298.43
  6. Step 6: Final answer
    x = 18,650.03

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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.