Home / 30,401.20-45,597.24-9,622

Finding the Fourth Proportional to 30,401.20, 45,597.24 and 9,622

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Solution

The fourth proportional to 30,401.20, 45,597.24 and 9,622 is: 14,431.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,401.20 : 45,597.24 = 9,622 : x
  2. Step 2: Convert to fraction form
    30,401.20/45,597.24 = 9,622/x
  3. Step 3: Cross multiply
    30,401.20x = 45,597.24 × 9,622
  4. Step 4: Simplify right side
    30,401.20x = 438,736,643.28
  5. Step 5: Solve for x
    x = 438,736,643.28/30,401.20
  6. Step 6: Final answer
    x = 14,431.56

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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.