Home / 26,388.18-36,415.31-14,451.48

Finding the Fourth Proportional to 26,388.18, 36,415.31 and 14,451.48

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Solution

The fourth proportional to 26,388.18, 36,415.31 and 14,451.48 is: 19,942.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,388.18 : 36,415.31 = 14,451.48 : x
  2. Step 2: Convert to fraction form
    26,388.18/36,415.31 = 14,451.48/x
  3. Step 3: Cross multiply
    26,388.18x = 36,415.31 × 14,451.48
  4. Step 4: Simplify right side
    26,388.18x = 526,255,051.90
  5. Step 5: Solve for x
    x = 526,255,051.90/26,388.18
  6. Step 6: Final answer
    x = 19,942.83

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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.