Home / 12,450.36-18,671.46-4,551.06

Finding the Fourth Proportional to 12,450.36, 18,671.46 and 4,551.06

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Solution

The fourth proportional to 12,450.36, 18,671.46 and 4,551.06 is: 6,825.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,450.36 : 18,671.46 = 4,551.06 : x
  2. Step 2: Convert to fraction form
    12,450.36/18,671.46 = 4,551.06/x
  3. Step 3: Cross multiply
    12,450.36x = 18,671.46 × 4,551.06
  4. Step 4: Simplify right side
    12,450.36x = 84,974,934.75
  5. Step 5: Solve for x
    x = 84,974,934.75/12,450.36
  6. Step 6: Final answer
    x = 6,825.10

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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.