Home / 33,798.96-46,638.49-18,689.58

Finding the Fourth Proportional to 33,798.96, 46,638.49 and 18,689.58

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Solution

The fourth proportional to 33,798.96, 46,638.49 and 18,689.58 is: 25,789.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,798.96 : 46,638.49 = 18,689.58 : x
  2. Step 2: Convert to fraction form
    33,798.96/46,638.49 = 18,689.58/x
  3. Step 3: Cross multiply
    33,798.96x = 46,638.49 × 18,689.58
  4. Step 4: Simplify right side
    33,798.96x = 871,653,789.93
  5. Step 5: Solve for x
    x = 871,653,789.93/33,798.96
  6. Step 6: Final answer
    x = 25,789.37

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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.