Home / 30,825.55-46,238.63-9,765.19

Finding the Fourth Proportional to 30,825.55, 46,238.63 and 9,765.19

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Solution

The fourth proportional to 30,825.55, 46,238.63 and 9,765.19 is: 14,647.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,825.55 : 46,238.63 = 9,765.19 : x
  2. Step 2: Convert to fraction form
    30,825.55/46,238.63 = 9,765.19/x
  3. Step 3: Cross multiply
    30,825.55x = 46,238.63 × 9,765.19
  4. Step 4: Simplify right side
    30,825.55x = 451,529,007.29
  5. Step 5: Solve for x
    x = 451,529,007.29/30,825.55
  6. Step 6: Final answer
    x = 14,647.88

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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.