Home / 33,825.23-46,688.19-19,680.80

Finding the Fourth Proportional to 33,825.23, 46,688.19 and 19,680.80

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Solution

The fourth proportional to 33,825.23, 46,688.19 and 19,680.80 is: 27,164.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,825.23 : 46,688.19 = 19,680.80 : x
  2. Step 2: Convert to fraction form
    33,825.23/46,688.19 = 19,680.80/x
  3. Step 3: Cross multiply
    33,825.23x = 46,688.19 × 19,680.80
  4. Step 4: Simplify right side
    33,825.23x = 918,860,929.75
  5. Step 5: Solve for x
    x = 918,860,929.75/33,825.23
  6. Step 6: Final answer
    x = 27,164.96

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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.