Home / 30,310.03-41,829.15-16,881.29

Finding the Fourth Proportional to 30,310.03, 41,829.15 and 16,881.29

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Solution

The fourth proportional to 30,310.03, 41,829.15 and 16,881.29 is: 23,296.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,310.03 : 41,829.15 = 16,881.29 : x
  2. Step 2: Convert to fraction form
    30,310.03/41,829.15 = 16,881.29/x
  3. Step 3: Cross multiply
    30,310.03x = 41,829.15 × 16,881.29
  4. Step 4: Simplify right side
    30,310.03x = 706,129,927.20
  5. Step 5: Solve for x
    x = 706,129,927.20/30,310.03
  6. Step 6: Final answer
    x = 23,296.91

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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.