Home / 30,229.93-45,344.83-8,043.30

Finding the Fourth Proportional to 30,229.93, 45,344.83 and 8,043.30

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Solution

The fourth proportional to 30,229.93, 45,344.83 and 8,043.30 is: 12,064.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,229.93 : 45,344.83 = 8,043.30 : x
  2. Step 2: Convert to fraction form
    30,229.93/45,344.83 = 8,043.30/x
  3. Step 3: Cross multiply
    30,229.93x = 45,344.83 × 8,043.30
  4. Step 4: Simplify right side
    30,229.93x = 364,722,071.14
  5. Step 5: Solve for x
    x = 364,722,071.14/30,229.93
  6. Step 6: Final answer
    x = 12,064.93

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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.