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Finding the Fourth Proportional to 34,962.64, 48,249.90 and 19,047.96

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Solution

The fourth proportional to 34,962.64, 48,249.90 and 19,047.96 is: 26,286.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,962.64 : 48,249.90 = 19,047.96 : x
  2. Step 2: Convert to fraction form
    34,962.64/48,249.90 = 19,047.96/x
  3. Step 3: Cross multiply
    34,962.64x = 48,249.90 × 19,047.96
  4. Step 4: Simplify right side
    34,962.64x = 919,062,165.20
  5. Step 5: Solve for x
    x = 919,062,165.20/34,962.64
  6. Step 6: Final answer
    x = 26,286.98

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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.