Home / 36,741.66-55,116.12-11,775.42

Finding the Fourth Proportional to 36,741.66, 55,116.12 and 11,775.42

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Solution

The fourth proportional to 36,741.66, 55,116.12 and 11,775.42 is: 17,664.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,741.66 : 55,116.12 = 11,775.42 : x
  2. Step 2: Convert to fraction form
    36,741.66/55,116.12 = 11,775.42/x
  3. Step 3: Cross multiply
    36,741.66x = 55,116.12 × 11,775.42
  4. Step 4: Simplify right side
    36,741.66x = 649,015,461.77
  5. Step 5: Solve for x
    x = 649,015,461.77/36,741.66
  6. Step 6: Final answer
    x = 17,664.29

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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.