Home / 14,938.80-22,408.20-12,496.65

Finding the Fourth Proportional to 14,938.80, 22,408.20 and 12,496.65

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Solution

The fourth proportional to 14,938.80, 22,408.20 and 12,496.65 is: 18,744.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,938.80 : 22,408.20 = 12,496.65 : x
  2. Step 2: Convert to fraction form
    14,938.80/22,408.20 = 12,496.65/x
  3. Step 3: Cross multiply
    14,938.80x = 22,408.20 × 12,496.65
  4. Step 4: Simplify right side
    14,938.80x = 280,027,432.53
  5. Step 5: Solve for x
    x = 280,027,432.53/14,938.80
  6. Step 6: Final answer
    x = 18,744.98

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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.