Home / 15,816.72-23,727.84-7,051.44

Finding the Fourth Proportional to 15,816.72, 23,727.84 and 7,051.44

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Solution

The fourth proportional to 15,816.72, 23,727.84 and 7,051.44 is: 10,578.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,816.72 : 23,727.84 = 7,051.44 : x
  2. Step 2: Convert to fraction form
    15,816.72/23,727.84 = 7,051.44/x
  3. Step 3: Cross multiply
    15,816.72x = 23,727.84 × 7,051.44
  4. Step 4: Simplify right side
    15,816.72x = 167,315,440.09
  5. Step 5: Solve for x
    x = 167,315,440.09/15,816.72
  6. Step 6: Final answer
    x = 10,578.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.