Home / 30,504.30-45,758.09-9,458.88

Finding the Fourth Proportional to 30,504.30, 45,758.09 and 9,458.88

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Solution

The fourth proportional to 30,504.30, 45,758.09 and 9,458.88 is: 14,188.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,504.30 : 45,758.09 = 9,458.88 : x
  2. Step 2: Convert to fraction form
    30,504.30/45,758.09 = 9,458.88/x
  3. Step 3: Cross multiply
    30,504.30x = 45,758.09 × 9,458.88
  4. Step 4: Simplify right side
    30,504.30x = 432,820,235.04
  5. Step 5: Solve for x
    x = 432,820,235.04/30,504.30
  6. Step 6: Final answer
    x = 14,188.83

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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.