Home / 36,969.12-51,017.54-20,202.12

Finding the Fourth Proportional to 36,969.12, 51,017.54 and 20,202.12

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Solution

The fourth proportional to 36,969.12, 51,017.54 and 20,202.12 is: 27,879.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,969.12 : 51,017.54 = 20,202.12 : x
  2. Step 2: Convert to fraction form
    36,969.12/51,017.54 = 20,202.12/x
  3. Step 3: Cross multiply
    36,969.12x = 51,017.54 × 20,202.12
  4. Step 4: Simplify right side
    36,969.12x = 1,030,662,364.17
  5. Step 5: Solve for x
    x = 1,030,662,364.17/36,969.12
  6. Step 6: Final answer
    x = 27,879.01

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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.