Home / 34,273.52-47,289.79-19,928.62

Finding the Fourth Proportional to 34,273.52, 47,289.79 and 19,928.62

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Solution

The fourth proportional to 34,273.52, 47,289.79 and 19,928.62 is: 27,497.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,273.52 : 47,289.79 = 19,928.62 : x
  2. Step 2: Convert to fraction form
    34,273.52/47,289.79 = 19,928.62/x
  3. Step 3: Cross multiply
    34,273.52x = 47,289.79 × 19,928.62
  4. Step 4: Simplify right side
    34,273.52x = 942,420,254.79
  5. Step 5: Solve for x
    x = 942,420,254.79/34,273.52
  6. Step 6: Final answer
    x = 27,497.04

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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.