Home / 16,929.80-23,361.35-9,375.93

Finding the Fourth Proportional to 16,929.80, 23,361.35 and 9,375.93

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Solution

The fourth proportional to 16,929.80, 23,361.35 and 9,375.93 is: 12,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,929.80 : 23,361.35 = 9,375.93 : x
  2. Step 2: Convert to fraction form
    16,929.80/23,361.35 = 9,375.93/x
  3. Step 3: Cross multiply
    16,929.80x = 23,361.35 × 9,375.93
  4. Step 4: Simplify right side
    16,929.80x = 219,034,458.19
  5. Step 5: Solve for x
    x = 219,034,458.19/16,929.80
  6. Step 6: Final answer
    x = 12,937.80

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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.