Home / 30,266.82-45,442.35-15,485.94

Finding the Fourth Proportional to 30,266.82, 45,442.35 and 15,485.94

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Solution

The fourth proportional to 30,266.82, 45,442.35 and 15,485.94 is: 23,250.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,266.82 : 45,442.35 = 15,485.94 : x
  2. Step 2: Convert to fraction form
    30,266.82/45,442.35 = 15,485.94/x
  3. Step 3: Cross multiply
    30,266.82x = 45,442.35 × 15,485.94
  4. Step 4: Simplify right side
    30,266.82x = 703,717,505.56
  5. Step 5: Solve for x
    x = 703,717,505.56/30,266.82
  6. Step 6: Final answer
    x = 23,250.46

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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.