Home / 33,759.81-46,600.97-20,331.63

Finding the Fourth Proportional to 33,759.81, 46,600.97 and 20,331.63

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Solution

The fourth proportional to 33,759.81, 46,600.97 and 20,331.63 is: 28,065.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,759.81 : 46,600.97 = 20,331.63 : x
  2. Step 2: Convert to fraction form
    33,759.81/46,600.97 = 20,331.63/x
  3. Step 3: Cross multiply
    33,759.81x = 46,600.97 × 20,331.63
  4. Step 4: Simplify right side
    33,759.81x = 947,473,578.02
  5. Step 5: Solve for x
    x = 947,473,578.02/33,759.81
  6. Step 6: Final answer
    x = 28,065.13

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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.