Home / 35,996.87-49,675.54-20,081.31

Finding the Fourth Proportional to 35,996.87, 49,675.54 and 20,081.31

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Solution

The fourth proportional to 35,996.87, 49,675.54 and 20,081.31 is: 27,712.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,996.87 : 49,675.54 = 20,081.31 : x
  2. Step 2: Convert to fraction form
    35,996.87/49,675.54 = 20,081.31/x
  3. Step 3: Cross multiply
    35,996.87x = 49,675.54 × 20,081.31
  4. Step 4: Simplify right side
    35,996.87x = 997,549,918.16
  5. Step 5: Solve for x
    x = 997,549,918.16/35,996.87
  6. Step 6: Final answer
    x = 27,712.13

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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.