Home / 23,986.32-33,099-13,777.44

Finding the Fourth Proportional to 23,986.32, 33,099 and 13,777.44

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Solution

The fourth proportional to 23,986.32, 33,099 and 13,777.44 is: 19,011.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,986.32 : 33,099 = 13,777.44 : x
  2. Step 2: Convert to fraction form
    23,986.32/33,099 = 13,777.44/x
  3. Step 3: Cross multiply
    23,986.32x = 33,099 × 13,777.44
  4. Step 4: Simplify right side
    23,986.32x = 456,019,486.56
  5. Step 5: Solve for x
    x = 456,019,486.56/23,986.32
  6. Step 6: Final answer
    x = 19,011.65

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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.