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Finding the Fourth Proportional to 35,375.89, 48,817.53 and 19,460.20

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Solution

The fourth proportional to 35,375.89, 48,817.53 and 19,460.20 is: 26,854.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,375.89 : 48,817.53 = 19,460.20 : x
  2. Step 2: Convert to fraction form
    35,375.89/48,817.53 = 19,460.20/x
  3. Step 3: Cross multiply
    35,375.89x = 48,817.53 × 19,460.20
  4. Step 4: Simplify right side
    35,375.89x = 949,998,897.31
  5. Step 5: Solve for x
    x = 949,998,897.31/35,375.89
  6. Step 6: Final answer
    x = 26,854.42

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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.