Home / 24,408.20-36,612.30-21,111.50

Finding the Fourth Proportional to 24,408.20, 36,612.30 and 21,111.50

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Solution

The fourth proportional to 24,408.20, 36,612.30 and 21,111.50 is: 31,667.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,408.20 : 36,612.30 = 21,111.50 : x
  2. Step 2: Convert to fraction form
    24,408.20/36,612.30 = 21,111.50/x
  3. Step 3: Cross multiply
    24,408.20x = 36,612.30 × 21,111.50
  4. Step 4: Simplify right side
    24,408.20x = 772,940,571.45
  5. Step 5: Solve for x
    x = 772,940,571.45/24,408.20
  6. Step 6: Final answer
    x = 31,667.25

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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.