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Finding the Fourth Proportional to 35,076.58, 48,406.74 and 19,162.05

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Solution

The fourth proportional to 35,076.58, 48,406.74 and 19,162.05 is: 26,444.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,076.58 : 48,406.74 = 19,162.05 : x
  2. Step 2: Convert to fraction form
    35,076.58/48,406.74 = 19,162.05/x
  3. Step 3: Cross multiply
    35,076.58x = 48,406.74 × 19,162.05
  4. Step 4: Simplify right side
    35,076.58x = 927,572,276.41
  5. Step 5: Solve for x
    x = 927,572,276.41/35,076.58
  6. Step 6: Final answer
    x = 26,444.21

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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.