Home / 33,724.96-46,538.06-18,615.20

Finding the Fourth Proportional to 33,724.96, 46,538.06 and 18,615.20

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Solution

The fourth proportional to 33,724.96, 46,538.06 and 18,615.20 is: 25,687.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,724.96 : 46,538.06 = 18,615.20 : x
  2. Step 2: Convert to fraction form
    33,724.96/46,538.06 = 18,615.20/x
  3. Step 3: Cross multiply
    33,724.96x = 46,538.06 × 18,615.20
  4. Step 4: Simplify right side
    33,724.96x = 866,314,968.75
  5. Step 5: Solve for x
    x = 866,314,968.75/33,724.96
  6. Step 6: Final answer
    x = 25,687.65

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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.