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Finding the Fourth Proportional to 35,347.95, 48,768.03 and 21,914.37

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Solution

The fourth proportional to 35,347.95, 48,768.03 and 21,914.37 is: 30,234.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,347.95 : 48,768.03 = 21,914.37 : x
  2. Step 2: Convert to fraction form
    35,347.95/48,768.03 = 21,914.37/x
  3. Step 3: Cross multiply
    35,347.95x = 48,768.03 × 21,914.37
  4. Step 4: Simplify right side
    35,347.95x = 1,068,720,653.59
  5. Step 5: Solve for x
    x = 1,068,720,653.59/35,347.95
  6. Step 6: Final answer
    x = 30,234.30

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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.