Home / 33,478.48-46,231.50-21,562.54

Finding the Fourth Proportional to 33,478.48, 46,231.50 and 21,562.54

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Solution

The fourth proportional to 33,478.48, 46,231.50 and 21,562.54 is: 29,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,478.48 : 46,231.50 = 21,562.54 : x
  2. Step 2: Convert to fraction form
    33,478.48/46,231.50 = 21,562.54/x
  3. Step 3: Cross multiply
    33,478.48x = 46,231.50 × 21,562.54
  4. Step 4: Simplify right side
    33,478.48x = 996,868,568.01
  5. Step 5: Solve for x
    x = 996,868,568.01/33,478.48
  6. Step 6: Final answer
    x = 29,776.40

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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.