Home / 33,795.62-46,638.26-18,689.30

Finding the Fourth Proportional to 33,795.62, 46,638.26 and 18,689.30

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Solution

The fourth proportional to 33,795.62, 46,638.26 and 18,689.30 is: 25,791.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,795.62 : 46,638.26 = 18,689.30 : x
  2. Step 2: Convert to fraction form
    33,795.62/46,638.26 = 18,689.30/x
  3. Step 3: Cross multiply
    33,795.62x = 46,638.26 × 18,689.30
  4. Step 4: Simplify right side
    33,795.62x = 871,636,272.23
  5. Step 5: Solve for x
    x = 871,636,272.23/33,795.62
  6. Step 6: Final answer
    x = 25,791.40

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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.