Home / 33,615.31-46,388.74-18,507.66

Finding the Fourth Proportional to 33,615.31, 46,388.74 and 18,507.66

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Solution

The fourth proportional to 33,615.31, 46,388.74 and 18,507.66 is: 25,540.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,615.31 : 46,388.74 = 18,507.66 : x
  2. Step 2: Convert to fraction form
    33,615.31/46,388.74 = 18,507.66/x
  3. Step 3: Cross multiply
    33,615.31x = 46,388.74 × 18,507.66
  4. Step 4: Simplify right side
    33,615.31x = 858,547,027.75
  5. Step 5: Solve for x
    x = 858,547,027.75/33,615.31
  6. Step 6: Final answer
    x = 25,540.36

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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.