Home / 36,871.68-55,310.36-13,184.25

Finding the Fourth Proportional to 36,871.68, 55,310.36 and 13,184.25

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Solution

The fourth proportional to 36,871.68, 55,310.36 and 13,184.25 is: 19,777.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,871.68 : 55,310.36 = 13,184.25 : x
  2. Step 2: Convert to fraction form
    36,871.68/55,310.36 = 13,184.25/x
  3. Step 3: Cross multiply
    36,871.68x = 55,310.36 × 13,184.25
  4. Step 4: Simplify right side
    36,871.68x = 729,225,613.83
  5. Step 5: Solve for x
    x = 729,225,613.83/36,871.68
  6. Step 6: Final answer
    x = 19,777.39

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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.