Home / 33,980.71-46,893.68-19,830.79

Finding the Fourth Proportional to 33,980.71, 46,893.68 and 19,830.79

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Solution

The fourth proportional to 33,980.71, 46,893.68 and 19,830.79 is: 27,366.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,980.71 : 46,893.68 = 19,830.79 : x
  2. Step 2: Convert to fraction form
    33,980.71/46,893.68 = 19,830.79/x
  3. Step 3: Cross multiply
    33,980.71x = 46,893.68 × 19,830.79
  4. Step 4: Simplify right side
    33,980.71x = 929,938,720.41
  5. Step 5: Solve for x
    x = 929,938,720.41/33,980.71
  6. Step 6: Final answer
    x = 27,366.67

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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.