Home / 12,038.43-18,051.03-3,716.19

Finding the Fourth Proportional to 12,038.43, 18,051.03 and 3,716.19

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Solution

The fourth proportional to 12,038.43, 18,051.03 and 3,716.19 is: 5,572.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,038.43 : 18,051.03 = 3,716.19 : x
  2. Step 2: Convert to fraction form
    12,038.43/18,051.03 = 3,716.19/x
  3. Step 3: Cross multiply
    12,038.43x = 18,051.03 × 3,716.19
  4. Step 4: Simplify right side
    12,038.43x = 67,081,057.18
  5. Step 5: Solve for x
    x = 67,081,057.18/12,038.43
  6. Step 6: Final answer
    x = 5,572.24

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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.