Home / 33,856.62-46,723.95-21,285.42

Finding the Fourth Proportional to 33,856.62, 46,723.95 and 21,285.42

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Solution

The fourth proportional to 33,856.62, 46,723.95 and 21,285.42 is: 29,375.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,856.62 : 46,723.95 = 21,285.42 : x
  2. Step 2: Convert to fraction form
    33,856.62/46,723.95 = 21,285.42/x
  3. Step 3: Cross multiply
    33,856.62x = 46,723.95 × 21,285.42
  4. Step 4: Simplify right side
    33,856.62x = 994,538,899.81
  5. Step 5: Solve for x
    x = 994,538,899.81/33,856.62
  6. Step 6: Final answer
    x = 29,375.02

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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.