Home / 36,913.63-55,379.25-11,953.69

Finding the Fourth Proportional to 36,913.63, 55,379.25 and 11,953.69

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Solution

The fourth proportional to 36,913.63, 55,379.25 and 11,953.69 is: 17,933.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,913.63 : 55,379.25 = 11,953.69 : x
  2. Step 2: Convert to fraction form
    36,913.63/55,379.25 = 11,953.69/x
  3. Step 3: Cross multiply
    36,913.63x = 55,379.25 × 11,953.69
  4. Step 4: Simplify right side
    36,913.63x = 661,986,386.93
  5. Step 5: Solve for x
    x = 661,986,386.93/36,913.63
  6. Step 6: Final answer
    x = 17,933.39

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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.