Home / 24,437.20-36,540.60-18,216.40

Finding the Fourth Proportional to 24,437.20, 36,540.60 and 18,216.40

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Solution

The fourth proportional to 24,437.20, 36,540.60 and 18,216.40 is: 27,238.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,437.20 : 36,540.60 = 18,216.40 : x
  2. Step 2: Convert to fraction form
    24,437.20/36,540.60 = 18,216.40/x
  3. Step 3: Cross multiply
    24,437.20x = 36,540.60 × 18,216.40
  4. Step 4: Simplify right side
    24,437.20x = 665,638,185.84
  5. Step 5: Solve for x
    x = 665,638,185.84/24,437.20
  6. Step 6: Final answer
    x = 27,238.73

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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.