Home / 14,938.74-22,408.11-4,940.80

Finding the Fourth Proportional to 14,938.74, 22,408.11 and 4,940.80

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Solution

The fourth proportional to 14,938.74, 22,408.11 and 4,940.80 is: 7,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,938.74 : 22,408.11 = 4,940.80 : x
  2. Step 2: Convert to fraction form
    14,938.74/22,408.11 = 4,940.80/x
  3. Step 3: Cross multiply
    14,938.74x = 22,408.11 × 4,940.80
  4. Step 4: Simplify right side
    14,938.74x = 110,713,919.97
  5. Step 5: Solve for x
    x = 110,713,919.97/14,938.74
  6. Step 6: Final answer
    x = 7,411.20

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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.