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Finding the Fourth Proportional to 35,313.36, 48,733.68 and 19,398.24

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Solution

The fourth proportional to 35,313.36, 48,733.68 and 19,398.24 is: 26,770.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,313.36 : 48,733.68 = 19,398.24 : x
  2. Step 2: Convert to fraction form
    35,313.36/48,733.68 = 19,398.24/x
  3. Step 3: Cross multiply
    35,313.36x = 48,733.68 × 19,398.24
  4. Step 4: Simplify right side
    35,313.36x = 945,347,620.72
  5. Step 5: Solve for x
    x = 945,347,620.72/35,313.36
  6. Step 6: Final answer
    x = 26,770.25

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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.