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Finding the Fourth Proportional to 29,754.78, 41,064.83 and 19,009.47

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Solution

The fourth proportional to 29,754.78, 41,064.83 and 19,009.47 is: 26,235.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,754.78 : 41,064.83 = 19,009.47 : x
  2. Step 2: Convert to fraction form
    29,754.78/41,064.83 = 19,009.47/x
  3. Step 3: Cross multiply
    29,754.78x = 41,064.83 × 19,009.47
  4. Step 4: Simplify right side
    29,754.78x = 780,620,558.89
  5. Step 5: Solve for x
    x = 780,620,558.89/29,754.78
  6. Step 6: Final answer
    x = 26,235.13

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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.