Home / 16,520.32-22,792.49-10,555.48

Finding the Fourth Proportional to 16,520.32, 22,792.49 and 10,555.48

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Solution

The fourth proportional to 16,520.32, 22,792.49 and 10,555.48 is: 14,563.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.32 : 22,792.49 = 10,555.48 : x
  2. Step 2: Convert to fraction form
    16,520.32/22,792.49 = 10,555.48/x
  3. Step 3: Cross multiply
    16,520.32x = 22,792.49 × 10,555.48
  4. Step 4: Simplify right side
    16,520.32x = 240,585,672.35
  5. Step 5: Solve for x
    x = 240,585,672.35/16,520.32
  6. Step 6: Final answer
    x = 14,563.02

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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.