Home / 14,415.39-19,893.33-8,042.37

Finding the Fourth Proportional to 14,415.39, 19,893.33 and 8,042.37

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Solution

The fourth proportional to 14,415.39, 19,893.33 and 8,042.37 is: 11,098.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,415.39 : 19,893.33 = 8,042.37 : x
  2. Step 2: Convert to fraction form
    14,415.39/19,893.33 = 8,042.37/x
  3. Step 3: Cross multiply
    14,415.39x = 19,893.33 × 8,042.37
  4. Step 4: Simplify right side
    14,415.39x = 159,989,520.39
  5. Step 5: Solve for x
    x = 159,989,520.39/14,415.39
  6. Step 6: Final answer
    x = 11,098.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.