Home / 22,408.20-33,612.30-18,744.98

Finding the Fourth Proportional to 22,408.20, 33,612.30 and 18,744.98

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Solution

The fourth proportional to 22,408.20, 33,612.30 and 18,744.98 is: 28,117.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,408.20 : 33,612.30 = 18,744.98 : x
  2. Step 2: Convert to fraction form
    22,408.20/33,612.30 = 18,744.98/x
  3. Step 3: Cross multiply
    22,408.20x = 33,612.30 × 18,744.98
  4. Step 4: Simplify right side
    22,408.20x = 630,061,723.19
  5. Step 5: Solve for x
    x = 630,061,723.19/22,408.20
  6. Step 6: Final answer
    x = 28,117.46

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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.