Home / 33,928.52-46,820.23-20,497.40

Finding the Fourth Proportional to 33,928.52, 46,820.23 and 20,497.40

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Solution

The fourth proportional to 33,928.52, 46,820.23 and 20,497.40 is: 28,285.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,928.52 : 46,820.23 = 20,497.40 : x
  2. Step 2: Convert to fraction form
    33,928.52/46,820.23 = 20,497.40/x
  3. Step 3: Cross multiply
    33,928.52x = 46,820.23 × 20,497.40
  4. Step 4: Simplify right side
    33,928.52x = 959,693,136.00
  5. Step 5: Solve for x
    x = 959,693,136.00/33,928.52
  6. Step 6: Final answer
    x = 28,285.73

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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.