Home / 28,958.04-39,954.06-17,025.12

Finding the Fourth Proportional to 28,958.04, 39,954.06 and 17,025.12

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Solution

The fourth proportional to 28,958.04, 39,954.06 and 17,025.12 is: 23,489.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,958.04 : 39,954.06 = 17,025.12 : x
  2. Step 2: Convert to fraction form
    28,958.04/39,954.06 = 17,025.12/x
  3. Step 3: Cross multiply
    28,958.04x = 39,954.06 × 17,025.12
  4. Step 4: Simplify right side
    28,958.04x = 680,222,665.99
  5. Step 5: Solve for x
    x = 680,222,665.99/28,958.04
  6. Step 6: Final answer
    x = 23,489.94

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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.