Home / 14,035.26-21,036.48-7,792.28

Finding the Fourth Proportional to 14,035.26, 21,036.48 and 7,792.28

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Solution

The fourth proportional to 14,035.26, 21,036.48 and 7,792.28 is: 11,679.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.26 : 21,036.48 = 7,792.28 : x
  2. Step 2: Convert to fraction form
    14,035.26/21,036.48 = 7,792.28/x
  3. Step 3: Cross multiply
    14,035.26x = 21,036.48 × 7,792.28
  4. Step 4: Simplify right side
    14,035.26x = 163,922,142.37
  5. Step 5: Solve for x
    x = 163,922,142.37/14,035.26
  6. Step 6: Final answer
    x = 11,679.31

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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.