Home / 30,283.77-41,789.52-18,952.79

Finding the Fourth Proportional to 30,283.77, 41,789.52 and 18,952.79

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Solution

The fourth proportional to 30,283.77, 41,789.52 and 18,952.79 is: 26,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,283.77 : 41,789.52 = 18,952.79 : x
  2. Step 2: Convert to fraction form
    30,283.77/41,789.52 = 18,952.79/x
  3. Step 3: Cross multiply
    30,283.77x = 41,789.52 × 18,952.79
  4. Step 4: Simplify right side
    30,283.77x = 792,027,787.81
  5. Step 5: Solve for x
    x = 792,027,787.81/30,283.77
  6. Step 6: Final answer
    x = 26,153.54

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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.