Home / 28,766.16-43,090.92-14,886

Finding the Fourth Proportional to 28,766.16, 43,090.92 and 14,886

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Solution

The fourth proportional to 28,766.16, 43,090.92 and 14,886 is: 22,298.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,766.16 : 43,090.92 = 14,886 : x
  2. Step 2: Convert to fraction form
    28,766.16/43,090.92 = 14,886/x
  3. Step 3: Cross multiply
    28,766.16x = 43,090.92 × 14,886
  4. Step 4: Simplify right side
    28,766.16x = 641,451,435.12
  5. Step 5: Solve for x
    x = 641,451,435.12/28,766.16
  6. Step 6: Final answer
    x = 22,298.82

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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.