Home / 15,738.04-21,717.54-9,022.24

Finding the Fourth Proportional to 15,738.04, 21,717.54 and 9,022.24

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Solution

The fourth proportional to 15,738.04, 21,717.54 and 9,022.24 is: 12,450.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,738.04 : 21,717.54 = 9,022.24 : x
  2. Step 2: Convert to fraction form
    15,738.04/21,717.54 = 9,022.24/x
  3. Step 3: Cross multiply
    15,738.04x = 21,717.54 × 9,022.24
  4. Step 4: Simplify right side
    15,738.04x = 195,940,858.09
  5. Step 5: Solve for x
    x = 195,940,858.09/15,738.04
  6. Step 6: Final answer
    x = 12,450.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.