Home / 15,839.33-21,852.04-10,173.28

Finding the Fourth Proportional to 15,839.33, 21,852.04 and 10,173.28

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Solution

The fourth proportional to 15,839.33, 21,852.04 and 10,173.28 is: 14,035.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,839.33 : 21,852.04 = 10,173.28 : x
  2. Step 2: Convert to fraction form
    15,839.33/21,852.04 = 10,173.28/x
  3. Step 3: Cross multiply
    15,839.33x = 21,852.04 × 10,173.28
  4. Step 4: Simplify right side
    15,839.33x = 222,306,896.06
  5. Step 5: Solve for x
    x = 222,306,896.06/15,839.33
  6. Step 6: Final answer
    x = 14,035.12

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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.