Home / 33,928.62-46,819.16-18,820.68

Finding the Fourth Proportional to 33,928.62, 46,819.16 and 18,820.68

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Solution

The fourth proportional to 33,928.62, 46,819.16 and 18,820.68 is: 25,971.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,928.62 : 46,819.16 = 18,820.68 : x
  2. Step 2: Convert to fraction form
    33,928.62/46,819.16 = 18,820.68/x
  3. Step 3: Cross multiply
    33,928.62x = 46,819.16 × 18,820.68
  4. Step 4: Simplify right side
    33,928.62x = 881,168,428.23
  5. Step 5: Solve for x
    x = 881,168,428.23/33,928.62
  6. Step 6: Final answer
    x = 25,971.24

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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.