Home / 30,297.97-45,447.50-11,586.70

Finding the Fourth Proportional to 30,297.97, 45,447.50 and 11,586.70

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Solution

The fourth proportional to 30,297.97, 45,447.50 and 11,586.70 is: 17,380.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,297.97 : 45,447.50 = 11,586.70 : x
  2. Step 2: Convert to fraction form
    30,297.97/45,447.50 = 11,586.70/x
  3. Step 3: Cross multiply
    30,297.97x = 45,447.50 × 11,586.70
  4. Step 4: Simplify right side
    30,297.97x = 526,586,548.25
  5. Step 5: Solve for x
    x = 526,586,548.25/30,297.97
  6. Step 6: Final answer
    x = 17,380.26

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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.