Home / 13,086.99-19,623.87-4,319.01

Finding the Fourth Proportional to 13,086.99, 19,623.87 and 4,319.01

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Solution

The fourth proportional to 13,086.99, 19,623.87 and 4,319.01 is: 6,476.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,086.99 : 19,623.87 = 4,319.01 : x
  2. Step 2: Convert to fraction form
    13,086.99/19,623.87 = 4,319.01/x
  3. Step 3: Cross multiply
    13,086.99x = 19,623.87 × 4,319.01
  4. Step 4: Simplify right side
    13,086.99x = 84,755,690.77
  5. Step 5: Solve for x
    x = 84,755,690.77/13,086.99
  6. Step 6: Final answer
    x = 6,476.33

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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.