Home / 33,685.72-46,489.43-19,347.55

Finding the Fourth Proportional to 33,685.72, 46,489.43 and 19,347.55

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Solution

The fourth proportional to 33,685.72, 46,489.43 and 19,347.55 is: 26,701.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,685.72 : 46,489.43 = 19,347.55 : x
  2. Step 2: Convert to fraction form
    33,685.72/46,489.43 = 19,347.55/x
  3. Step 3: Cross multiply
    33,685.72x = 46,489.43 × 19,347.55
  4. Step 4: Simplify right side
    33,685.72x = 899,456,571.40
  5. Step 5: Solve for x
    x = 899,456,571.40/33,685.72
  6. Step 6: Final answer
    x = 26,701.42

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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.