Home / 30,325.90-41,852.82-16,899.34

Finding the Fourth Proportional to 30,325.90, 41,852.82 and 16,899.34

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Solution

The fourth proportional to 30,325.90, 41,852.82 and 16,899.34 is: 23,322.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,325.90 : 41,852.82 = 16,899.34 : x
  2. Step 2: Convert to fraction form
    30,325.90/41,852.82 = 16,899.34/x
  3. Step 3: Cross multiply
    30,325.90x = 41,852.82 × 16,899.34
  4. Step 4: Simplify right side
    30,325.90x = 707,285,035.14
  5. Step 5: Solve for x
    x = 707,285,035.14/30,325.90
  6. Step 6: Final answer
    x = 23,322.80

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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.