Home / 36,019.24-54,035.87-13,830.99

Finding the Fourth Proportional to 36,019.24, 54,035.87 and 13,830.99

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Solution

The fourth proportional to 36,019.24, 54,035.87 and 13,830.99 is: 20,749.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,019.24 : 54,035.87 = 13,830.99 : x
  2. Step 2: Convert to fraction form
    36,019.24/54,035.87 = 13,830.99/x
  3. Step 3: Cross multiply
    36,019.24x = 54,035.87 × 13,830.99
  4. Step 4: Simplify right side
    36,019.24x = 747,369,305.82
  5. Step 5: Solve for x
    x = 747,369,305.82/36,019.24
  6. Step 6: Final answer
    x = 20,749.17

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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.