Home / 30,127.55-41,578.44-16,703.09

Finding the Fourth Proportional to 30,127.55, 41,578.44 and 16,703.09

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Solution

The fourth proportional to 30,127.55, 41,578.44 and 16,703.09 is: 23,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,127.55 : 41,578.44 = 16,703.09 : x
  2. Step 2: Convert to fraction form
    30,127.55/41,578.44 = 16,703.09/x
  3. Step 3: Cross multiply
    30,127.55x = 41,578.44 × 16,703.09
  4. Step 4: Simplify right side
    30,127.55x = 694,488,240.81
  5. Step 5: Solve for x
    x = 694,488,240.81/30,127.55
  6. Step 6: Final answer
    x = 23,051.60

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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.