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Finding the Fourth Proportional to 34,630.44, 47,787.15 and 19,526.82

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Solution

The fourth proportional to 34,630.44, 47,787.15 and 19,526.82 is: 26,945.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,630.44 : 47,787.15 = 19,526.82 : x
  2. Step 2: Convert to fraction form
    34,630.44/47,787.15 = 19,526.82/x
  3. Step 3: Cross multiply
    34,630.44x = 47,787.15 × 19,526.82
  4. Step 4: Simplify right side
    34,630.44x = 933,131,076.36
  5. Step 5: Solve for x
    x = 933,131,076.36/34,630.44
  6. Step 6: Final answer
    x = 26,945.40

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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.