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Finding the Fourth Proportional to 35,375.09, 48,817.37 and 19,459.20

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Solution

The fourth proportional to 35,375.09, 48,817.37 and 19,459.20 is: 26,853.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,375.09 : 48,817.37 = 19,459.20 : x
  2. Step 2: Convert to fraction form
    35,375.09/48,817.37 = 19,459.20/x
  3. Step 3: Cross multiply
    35,375.09x = 48,817.37 × 19,459.20
  4. Step 4: Simplify right side
    35,375.09x = 949,947,014.95
  5. Step 5: Solve for x
    x = 949,947,014.95/35,375.09
  6. Step 6: Final answer
    x = 26,853.56

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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.