Home / 33,839.48-46,692.96-21,255.32

Finding the Fourth Proportional to 33,839.48, 46,692.96 and 21,255.32

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Solution

The fourth proportional to 33,839.48, 46,692.96 and 21,255.32 is: 29,328.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,839.48 : 46,692.96 = 21,255.32 : x
  2. Step 2: Convert to fraction form
    33,839.48/46,692.96 = 21,255.32/x
  3. Step 3: Cross multiply
    33,839.48x = 46,692.96 × 21,255.32
  4. Step 4: Simplify right side
    33,839.48x = 992,473,806.55
  5. Step 5: Solve for x
    x = 992,473,806.55/33,839.48
  6. Step 6: Final answer
    x = 29,328.87

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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.