Home / 14,523.84-21,757.22-9,578.40

Finding the Fourth Proportional to 14,523.84, 21,757.22 and 9,578.40

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Solution

The fourth proportional to 14,523.84, 21,757.22 and 9,578.40 is: 14,348.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.84 : 21,757.22 = 9,578.40 : x
  2. Step 2: Convert to fraction form
    14,523.84/21,757.22 = 9,578.40/x
  3. Step 3: Cross multiply
    14,523.84x = 21,757.22 × 9,578.40
  4. Step 4: Simplify right side
    14,523.84x = 208,399,356.05
  5. Step 5: Solve for x
    x = 208,399,356.05/14,523.84
  6. Step 6: Final answer
    x = 14,348.78

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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.