Home / 33,788.96-46,628-18,680.96

Finding the Fourth Proportional to 33,788.96, 46,628 and 18,680.96

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Solution

The fourth proportional to 33,788.96, 46,628 and 18,680.96 is: 25,779.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,788.96 : 46,628 = 18,680.96 : x
  2. Step 2: Convert to fraction form
    33,788.96/46,628 = 18,680.96/x
  3. Step 3: Cross multiply
    33,788.96x = 46,628 × 18,680.96
  4. Step 4: Simplify right side
    33,788.96x = 871,055,802.88
  5. Step 5: Solve for x
    x = 871,055,802.88/33,788.96
  6. Step 6: Final answer
    x = 25,779.30

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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.