Home / 13,003.08-19,504.68-4,237.98

Finding the Fourth Proportional to 13,003.08, 19,504.68 and 4,237.98

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Solution

The fourth proportional to 13,003.08, 19,504.68 and 4,237.98 is: 6,356.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,003.08 : 19,504.68 = 4,237.98 : x
  2. Step 2: Convert to fraction form
    13,003.08/19,504.68 = 4,237.98/x
  3. Step 3: Cross multiply
    13,003.08x = 19,504.68 × 4,237.98
  4. Step 4: Simplify right side
    13,003.08x = 82,660,443.75
  5. Step 5: Solve for x
    x = 82,660,443.75/13,003.08
  6. Step 6: Final answer
    x = 6,356.99

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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.