Home / 36,681.24-55,014.84-10,379.64

Finding the Fourth Proportional to 36,681.24, 55,014.84 and 10,379.64

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Solution

The fourth proportional to 36,681.24, 55,014.84 and 10,379.64 is: 15,567.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,681.24 : 55,014.84 = 10,379.64 : x
  2. Step 2: Convert to fraction form
    36,681.24/55,014.84 = 10,379.64/x
  3. Step 3: Cross multiply
    36,681.24x = 55,014.84 × 10,379.64
  4. Step 4: Simplify right side
    36,681.24x = 571,034,233.86
  5. Step 5: Solve for x
    x = 571,034,233.86/36,681.24
  6. Step 6: Final answer
    x = 15,567.47

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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.