Home / 33,071.63-45,638.85-18,167.63

Finding the Fourth Proportional to 33,071.63, 45,638.85 and 18,167.63

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Solution

The fourth proportional to 33,071.63, 45,638.85 and 18,167.63 is: 25,071.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,071.63 : 45,638.85 = 18,167.63 : x
  2. Step 2: Convert to fraction form
    33,071.63/45,638.85 = 18,167.63/x
  3. Step 3: Cross multiply
    33,071.63x = 45,638.85 × 18,167.63
  4. Step 4: Simplify right side
    33,071.63x = 829,149,512.23
  5. Step 5: Solve for x
    x = 829,149,512.23/33,071.63
  6. Step 6: Final answer
    x = 25,071.33

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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.