Home / 28,994.44-40,012.48-16,247.65

Finding the Fourth Proportional to 28,994.44, 40,012.48 and 16,247.65

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Solution

The fourth proportional to 28,994.44, 40,012.48 and 16,247.65 is: 22,421.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,994.44 : 40,012.48 = 16,247.65 : x
  2. Step 2: Convert to fraction form
    28,994.44/40,012.48 = 16,247.65/x
  3. Step 3: Cross multiply
    28,994.44x = 40,012.48 × 16,247.65
  4. Step 4: Simplify right side
    28,994.44x = 650,108,770.67
  5. Step 5: Solve for x
    x = 650,108,770.67/28,994.44
  6. Step 6: Final answer
    x = 22,421.84

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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.