Home / 45,430.70-68,135.45-17,340.44

Finding the Fourth Proportional to 45,430.70, 68,135.45 and 17,340.44

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Solution

The fourth proportional to 45,430.70, 68,135.45 and 17,340.44 is: 26,006.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,430.70 : 68,135.45 = 17,340.44 : x
  2. Step 2: Convert to fraction form
    45,430.70/68,135.45 = 17,340.44/x
  3. Step 3: Cross multiply
    45,430.70x = 68,135.45 × 17,340.44
  4. Step 4: Simplify right side
    45,430.70x = 1,181,498,255.22
  5. Step 5: Solve for x
    x = 1,181,498,255.22/45,430.70
  6. Step 6: Final answer
    x = 26,006.61

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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.