Home / 30,281.85-41,788.66-16,852.88

Finding the Fourth Proportional to 30,281.85, 41,788.66 and 16,852.88

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Solution

The fourth proportional to 30,281.85, 41,788.66 and 16,852.88 is: 23,256.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,281.85 : 41,788.66 = 16,852.88 : x
  2. Step 2: Convert to fraction form
    30,281.85/41,788.66 = 16,852.88/x
  3. Step 3: Cross multiply
    30,281.85x = 41,788.66 × 16,852.88
  4. Step 4: Simplify right side
    30,281.85x = 704,259,272.34
  5. Step 5: Solve for x
    x = 704,259,272.34/30,281.85
  6. Step 6: Final answer
    x = 23,256.81

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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.