Home / 28,049.07-42,073.27-8,059.05

Finding the Fourth Proportional to 28,049.07, 42,073.27 and 8,059.05

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Solution

The fourth proportional to 28,049.07, 42,073.27 and 8,059.05 is: 12,088.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,049.07 : 42,073.27 = 8,059.05 : x
  2. Step 2: Convert to fraction form
    28,049.07/42,073.27 = 8,059.05/x
  3. Step 3: Cross multiply
    28,049.07x = 42,073.27 × 8,059.05
  4. Step 4: Simplify right side
    28,049.07x = 339,070,546.30
  5. Step 5: Solve for x
    x = 339,070,546.30/28,049.07
  6. Step 6: Final answer
    x = 12,088.48

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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.