Home / 18,972.02-26,179.40-10,474.52

Finding the Fourth Proportional to 18,972.02, 26,179.40 and 10,474.52

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Solution

The fourth proportional to 18,972.02, 26,179.40 and 10,474.52 is: 14,453.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,972.02 : 26,179.40 = 10,474.52 : x
  2. Step 2: Convert to fraction form
    18,972.02/26,179.40 = 10,474.52/x
  3. Step 3: Cross multiply
    18,972.02x = 26,179.40 × 10,474.52
  4. Step 4: Simplify right side
    18,972.02x = 274,216,544.18
  5. Step 5: Solve for x
    x = 274,216,544.18/18,972.02
  6. Step 6: Final answer
    x = 14,453.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.