Home / 34,378.25-47,442.06-19,474.25

Finding the Fourth Proportional to 34,378.25, 47,442.06 and 19,474.25

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Solution

The fourth proportional to 34,378.25, 47,442.06 and 19,474.25 is: 26,874.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,378.25 : 47,442.06 = 19,474.25 : x
  2. Step 2: Convert to fraction form
    34,378.25/47,442.06 = 19,474.25/x
  3. Step 3: Cross multiply
    34,378.25x = 47,442.06 × 19,474.25
  4. Step 4: Simplify right side
    34,378.25x = 923,898,439.58
  5. Step 5: Solve for x
    x = 923,898,439.58/34,378.25
  6. Step 6: Final answer
    x = 26,874.50

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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.