Home / 45,255.54-67,883.34-14,090.82

Finding the Fourth Proportional to 45,255.54, 67,883.34 and 14,090.82

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Solution

The fourth proportional to 45,255.54, 67,883.34 and 14,090.82 is: 21,136.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,255.54 : 67,883.34 = 14,090.82 : x
  2. Step 2: Convert to fraction form
    45,255.54/67,883.34 = 14,090.82/x
  3. Step 3: Cross multiply
    45,255.54x = 67,883.34 × 14,090.82
  4. Step 4: Simplify right side
    45,255.54x = 956,531,924.94
  5. Step 5: Solve for x
    x = 956,531,924.94/45,255.54
  6. Step 6: Final answer
    x = 21,136.24

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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.