Home / 28,899.54-43,358.57-12,273.54

Finding the Fourth Proportional to 28,899.54, 43,358.57 and 12,273.54

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Solution

The fourth proportional to 28,899.54, 43,358.57 and 12,273.54 is: 18,414.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899.54 : 43,358.57 = 12,273.54 : x
  2. Step 2: Convert to fraction form
    28,899.54/43,358.57 = 12,273.54/x
  3. Step 3: Cross multiply
    28,899.54x = 43,358.57 × 12,273.54
  4. Step 4: Simplify right side
    28,899.54x = 532,163,081.87
  5. Step 5: Solve for x
    x = 532,163,081.87/28,899.54
  6. Step 6: Final answer
    x = 18,414.24

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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.