Home / 33,980.21-46,892.99-19,830.29

Finding the Fourth Proportional to 33,980.21, 46,892.99 and 19,830.29

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Solution

The fourth proportional to 33,980.21, 46,892.99 and 19,830.29 is: 27,365.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,980.21 : 46,892.99 = 19,830.29 : x
  2. Step 2: Convert to fraction form
    33,980.21/46,892.99 = 19,830.29/x
  3. Step 3: Cross multiply
    33,980.21x = 46,892.99 × 19,830.29
  4. Step 4: Simplify right side
    33,980.21x = 929,901,491.52
  5. Step 5: Solve for x
    x = 929,901,491.52/33,980.21
  6. Step 6: Final answer
    x = 27,365.97

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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.