Home / 13,013.76-19,523.64-4,249.32

Finding the Fourth Proportional to 13,013.76, 19,523.64 and 4,249.32

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Solution

The fourth proportional to 13,013.76, 19,523.64 and 4,249.32 is: 6,374.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,013.76 : 19,523.64 = 4,249.32 : x
  2. Step 2: Convert to fraction form
    13,013.76/19,523.64 = 4,249.32/x
  3. Step 3: Cross multiply
    13,013.76x = 19,523.64 × 4,249.32
  4. Step 4: Simplify right side
    13,013.76x = 82,962,193.92
  5. Step 5: Solve for x
    x = 82,962,193.92/13,013.76
  6. Step 6: Final answer
    x = 6,374.96

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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.