Home / 24,770.40-37,112.40-20,636.96

Finding the Fourth Proportional to 24,770.40, 37,112.40 and 20,636.96

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Solution

The fourth proportional to 24,770.40, 37,112.40 and 20,636.96 is: 30,919.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,770.40 : 37,112.40 = 20,636.96 : x
  2. Step 2: Convert to fraction form
    24,770.40/37,112.40 = 20,636.96/x
  3. Step 3: Cross multiply
    24,770.40x = 37,112.40 × 20,636.96
  4. Step 4: Simplify right side
    24,770.40x = 765,887,114.30
  5. Step 5: Solve for x
    x = 765,887,114.30/24,770.40
  6. Step 6: Final answer
    x = 30,919.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.