Home / 36,675.95-55,016.87-11,719.55

Finding the Fourth Proportional to 36,675.95, 55,016.87 and 11,719.55

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Solution

The fourth proportional to 36,675.95, 55,016.87 and 11,719.55 is: 17,580.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,675.95 : 55,016.87 = 11,719.55 : x
  2. Step 2: Convert to fraction form
    36,675.95/55,016.87 = 11,719.55/x
  3. Step 3: Cross multiply
    36,675.95x = 55,016.87 × 11,719.55
  4. Step 4: Simplify right side
    36,675.95x = 644,773,037.75
  5. Step 5: Solve for x
    x = 644,773,037.75/36,675.95
  6. Step 6: Final answer
    x = 17,580.27

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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.