Home / 18,016.02-27,037.89-11,774.34

Finding the Fourth Proportional to 18,016.02, 27,037.89 and 11,774.34

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Solution

The fourth proportional to 18,016.02, 27,037.89 and 11,774.34 is: 17,670.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,016.02 : 27,037.89 = 11,774.34 : x
  2. Step 2: Convert to fraction form
    18,016.02/27,037.89 = 11,774.34/x
  3. Step 3: Cross multiply
    18,016.02x = 27,037.89 × 11,774.34
  4. Step 4: Simplify right side
    18,016.02x = 318,353,309.74
  5. Step 5: Solve for x
    x = 318,353,309.74/18,016.02
  6. Step 6: Final answer
    x = 17,670.57

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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.