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Finding the Fourth Proportional to 35,081.44, 48,411.78 and 19,165.48

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Solution

The fourth proportional to 35,081.44, 48,411.78 and 19,165.48 is: 26,448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,081.44 : 48,411.78 = 19,165.48 : x
  2. Step 2: Convert to fraction form
    35,081.44/48,411.78 = 19,165.48/x
  3. Step 3: Cross multiply
    35,081.44x = 48,411.78 × 19,165.48
  4. Step 4: Simplify right side
    35,081.44x = 927,835,001.35
  5. Step 5: Solve for x
    x = 927,835,001.35/35,081.44
  6. Step 6: Final answer
    x = 26,448.03

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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.