Home / 36,948.04-55,429.84-11,986.14

Finding the Fourth Proportional to 36,948.04, 55,429.84 and 11,986.14

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Solution

The fourth proportional to 36,948.04, 55,429.84 and 11,986.14 is: 17,981.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,948.04 : 55,429.84 = 11,986.14 : x
  2. Step 2: Convert to fraction form
    36,948.04/55,429.84 = 11,986.14/x
  3. Step 3: Cross multiply
    36,948.04x = 55,429.84 × 11,986.14
  4. Step 4: Simplify right side
    36,948.04x = 664,389,822.42
  5. Step 5: Solve for x
    x = 664,389,822.42/36,948.04
  6. Step 6: Final answer
    x = 17,981.73

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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.