Home / 36,012.40-53,986.20-23,538.40

Finding the Fourth Proportional to 36,012.40, 53,986.20 and 23,538.40

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Solution

The fourth proportional to 36,012.40, 53,986.20 and 23,538.40 is: 35,286.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,012.40 : 53,986.20 = 23,538.40 : x
  2. Step 2: Convert to fraction form
    36,012.40/53,986.20 = 23,538.40/x
  3. Step 3: Cross multiply
    36,012.40x = 53,986.20 × 23,538.40
  4. Step 4: Simplify right side
    36,012.40x = 1,270,748,770.08
  5. Step 5: Solve for x
    x = 1,270,748,770.08/36,012.40
  6. Step 6: Final answer
    x = 35,286.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.