Home / 27,927.02-41,835.72-18,539.12

Finding the Fourth Proportional to 27,927.02, 41,835.72 and 18,539.12

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Solution

The fourth proportional to 27,927.02, 41,835.72 and 18,539.12 is: 27,772.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,927.02 : 41,835.72 = 18,539.12 : x
  2. Step 2: Convert to fraction form
    27,927.02/41,835.72 = 18,539.12/x
  3. Step 3: Cross multiply
    27,927.02x = 41,835.72 × 18,539.12
  4. Step 4: Simplify right side
    27,927.02x = 775,597,433.37
  5. Step 5: Solve for x
    x = 775,597,433.37/27,927.02
  6. Step 6: Final answer
    x = 27,772.29

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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.