Home / 28,967.04-43,450.56-8,192.64

Finding the Fourth Proportional to 28,967.04, 43,450.56 and 8,192.64

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Solution

The fourth proportional to 28,967.04, 43,450.56 and 8,192.64 is: 12,288.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,967.04 : 43,450.56 = 8,192.64 : x
  2. Step 2: Convert to fraction form
    28,967.04/43,450.56 = 8,192.64/x
  3. Step 3: Cross multiply
    28,967.04x = 43,450.56 × 8,192.64
  4. Step 4: Simplify right side
    28,967.04x = 355,974,795.88
  5. Step 5: Solve for x
    x = 355,974,795.88/28,967.04
  6. Step 6: Final answer
    x = 12,288.96

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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.