Home / 29,325.94-43,905-19,445.56

Finding the Fourth Proportional to 29,325.94, 43,905 and 19,445.56

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Solution

The fourth proportional to 29,325.94, 43,905 and 19,445.56 is: 29,112.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,325.94 : 43,905 = 19,445.56 : x
  2. Step 2: Convert to fraction form
    29,325.94/43,905 = 19,445.56/x
  3. Step 3: Cross multiply
    29,325.94x = 43,905 × 19,445.56
  4. Step 4: Simplify right side
    29,325.94x = 853,757,311.80
  5. Step 5: Solve for x
    x = 853,757,311.80/29,325.94
  6. Step 6: Final answer
    x = 29,112.70

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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.