Home / 33,139.08-45,728.82-22,537.80

Finding the Fourth Proportional to 33,139.08, 45,728.82 and 22,537.80

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Solution

The fourth proportional to 33,139.08, 45,728.82 and 22,537.80 is: 31,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,139.08 : 45,728.82 = 22,537.80 : x
  2. Step 2: Convert to fraction form
    33,139.08/45,728.82 = 22,537.80/x
  3. Step 3: Cross multiply
    33,139.08x = 45,728.82 × 22,537.80
  4. Step 4: Simplify right side
    33,139.08x = 1,030,626,999.40
  5. Step 5: Solve for x
    x = 1,030,626,999.40/33,139.08
  6. Step 6: Final answer
    x = 31,100.05

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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.