Home / 16,515.50-22,790.99-9,441.47

Finding the Fourth Proportional to 16,515.50, 22,790.99 and 9,441.47

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Solution

The fourth proportional to 16,515.50, 22,790.99 and 9,441.47 is: 13,029.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,515.50 : 22,790.99 = 9,441.47 : x
  2. Step 2: Convert to fraction form
    16,515.50/22,790.99 = 9,441.47/x
  3. Step 3: Cross multiply
    16,515.50x = 22,790.99 × 9,441.47
  4. Step 4: Simplify right side
    16,515.50x = 215,180,528.94
  5. Step 5: Solve for x
    x = 215,180,528.94/16,515.50
  6. Step 6: Final answer
    x = 13,029.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.