Home / 30,765.24-46,151.30-9,708.28

Finding the Fourth Proportional to 30,765.24, 46,151.30 and 9,708.28

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Solution

The fourth proportional to 30,765.24, 46,151.30 and 9,708.28 is: 14,563.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,765.24 : 46,151.30 = 9,708.28 : x
  2. Step 2: Convert to fraction form
    30,765.24/46,151.30 = 9,708.28/x
  3. Step 3: Cross multiply
    30,765.24x = 46,151.30 × 9,708.28
  4. Step 4: Simplify right side
    30,765.24x = 448,049,651.66
  5. Step 5: Solve for x
    x = 448,049,651.66/30,765.24
  6. Step 6: Final answer
    x = 14,563.50

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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.