Home / 29,942.86-41,338.02-19,885.06

Finding the Fourth Proportional to 29,942.86, 41,338.02 and 19,885.06

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Solution

The fourth proportional to 29,942.86, 41,338.02 and 19,885.06 is: 27,452.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,942.86 : 41,338.02 = 19,885.06 : x
  2. Step 2: Convert to fraction form
    29,942.86/41,338.02 = 19,885.06/x
  3. Step 3: Cross multiply
    29,942.86x = 41,338.02 × 19,885.06
  4. Step 4: Simplify right side
    29,942.86x = 822,009,007.98
  5. Step 5: Solve for x
    x = 822,009,007.98/29,942.86
  6. Step 6: Final answer
    x = 27,452.59

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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.