Home / 16,851.68-23,255.40-9,297.62

Finding the Fourth Proportional to 16,851.68, 23,255.40 and 9,297.62

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Solution

The fourth proportional to 16,851.68, 23,255.40 and 9,297.62 is: 12,830.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,851.68 : 23,255.40 = 9,297.62 : x
  2. Step 2: Convert to fraction form
    16,851.68/23,255.40 = 9,297.62/x
  3. Step 3: Cross multiply
    16,851.68x = 23,255.40 × 9,297.62
  4. Step 4: Simplify right side
    16,851.68x = 216,219,872.15
  5. Step 5: Solve for x
    x = 216,219,872.15/16,851.68
  6. Step 6: Final answer
    x = 12,830.76

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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.