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Finding the Fourth Proportional to 35,383.62, 48,831.43 and 19,468.46

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Solution

The fourth proportional to 35,383.62, 48,831.43 and 19,468.46 is: 26,867.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,383.62 : 48,831.43 = 19,468.46 : x
  2. Step 2: Convert to fraction form
    35,383.62/48,831.43 = 19,468.46/x
  3. Step 3: Cross multiply
    35,383.62x = 48,831.43 × 19,468.46
  4. Step 4: Simplify right side
    35,383.62x = 950,672,741.70
  5. Step 5: Solve for x
    x = 950,672,741.70/35,383.62
  6. Step 6: Final answer
    x = 26,867.59

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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.