Home / 16,704.53-23,036.34-9,989.07

Finding the Fourth Proportional to 16,704.53, 23,036.34 and 9,989.07

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Solution

The fourth proportional to 16,704.53, 23,036.34 and 9,989.07 is: 13,775.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,704.53 : 23,036.34 = 9,989.07 : x
  2. Step 2: Convert to fraction form
    16,704.53/23,036.34 = 9,989.07/x
  3. Step 3: Cross multiply
    16,704.53x = 23,036.34 × 9,989.07
  4. Step 4: Simplify right side
    16,704.53x = 230,111,612.80
  5. Step 5: Solve for x
    x = 230,111,612.80/16,704.53
  6. Step 6: Final answer
    x = 13,775.41

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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.