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Finding the Fourth Proportional to 35,356.44, 48,793.05 and 19,442.10

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Solution

The fourth proportional to 35,356.44, 48,793.05 and 19,442.10 is: 26,830.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,356.44 : 48,793.05 = 19,442.10 : x
  2. Step 2: Convert to fraction form
    35,356.44/48,793.05 = 19,442.10/x
  3. Step 3: Cross multiply
    35,356.44x = 48,793.05 × 19,442.10
  4. Step 4: Simplify right side
    35,356.44x = 948,639,357.41
  5. Step 5: Solve for x
    x = 948,639,357.41/35,356.44
  6. Step 6: Final answer
    x = 26,830.74

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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.