Home / 15,777.55-23,670.57-5,249.27

Finding the Fourth Proportional to 15,777.55, 23,670.57 and 5,249.27

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Solution

The fourth proportional to 15,777.55, 23,670.57 and 5,249.27 is: 7,875.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,777.55 : 23,670.57 = 5,249.27 : x
  2. Step 2: Convert to fraction form
    15,777.55/23,670.57 = 5,249.27/x
  3. Step 3: Cross multiply
    15,777.55x = 23,670.57 × 5,249.27
  4. Step 4: Simplify right side
    15,777.55x = 124,253,212.98
  5. Step 5: Solve for x
    x = 124,253,212.98/15,777.55
  6. Step 6: Final answer
    x = 7,875.32

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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.