Home / 28,056.09-42,091.00-9,336.09

Finding the Fourth Proportional to 28,056.09, 42,091.00 and 9,336.09

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Solution

The fourth proportional to 28,056.09, 42,091.00 and 9,336.09 is: 14,006.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,056.09 : 42,091.00 = 9,336.09 : x
  2. Step 2: Convert to fraction form
    28,056.09/42,091.00 = 9,336.09/x
  3. Step 3: Cross multiply
    28,056.09x = 42,091.00 × 9,336.09
  4. Step 4: Simplify right side
    28,056.09x = 392,965,340.85
  5. Step 5: Solve for x
    x = 392,965,340.85/28,056.09
  6. Step 6: Final answer
    x = 14,006.42

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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.