Home / 36,953.10-55,415.33-11,987.14

Finding the Fourth Proportional to 36,953.10, 55,415.33 and 11,987.14

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Solution

The fourth proportional to 36,953.10, 55,415.33 and 11,987.14 is: 17,976.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,953.10 : 55,415.33 = 11,987.14 : x
  2. Step 2: Convert to fraction form
    36,953.10/55,415.33 = 11,987.14/x
  3. Step 3: Cross multiply
    36,953.10x = 55,415.33 × 11,987.14
  4. Step 4: Simplify right side
    36,953.10x = 664,271,318.86
  5. Step 5: Solve for x
    x = 664,271,318.86/36,953.10
  6. Step 6: Final answer
    x = 17,976.06

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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.