Home / 16,512.60-22,782.99-9,792.63

Finding the Fourth Proportional to 16,512.60, 22,782.99 and 9,792.63

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Solution

The fourth proportional to 16,512.60, 22,782.99 and 9,792.63 is: 13,511.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,512.60 : 22,782.99 = 9,792.63 : x
  2. Step 2: Convert to fraction form
    16,512.60/22,782.99 = 9,792.63/x
  3. Step 3: Cross multiply
    16,512.60x = 22,782.99 × 9,792.63
  4. Step 4: Simplify right side
    16,512.60x = 223,105,391.36
  5. Step 5: Solve for x
    x = 223,105,391.36/16,512.60
  6. Step 6: Final answer
    x = 13,511.22

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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.