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Finding the Fourth Proportional to 35,356.82, 48,793.66 and 19,442.48

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Solution

The fourth proportional to 35,356.82, 48,793.66 and 19,442.48 is: 26,831.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,356.82 : 48,793.66 = 19,442.48 : x
  2. Step 2: Convert to fraction form
    35,356.82/48,793.66 = 19,442.48/x
  3. Step 3: Cross multiply
    35,356.82x = 48,793.66 × 19,442.48
  4. Step 4: Simplify right side
    35,356.82x = 948,669,466.10
  5. Step 5: Solve for x
    x = 948,669,466.10/35,356.82
  6. Step 6: Final answer
    x = 26,831.30

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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.