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Finding the Fourth Proportional to 17,119.96, 25,642.52 and 10,526.16

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Solution

The fourth proportional to 17,119.96, 25,642.52 and 10,526.16 is: 15,766.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,119.96 : 25,642.52 = 10,526.16 : x
  2. Step 2: Convert to fraction form
    17,119.96/25,642.52 = 10,526.16/x
  3. Step 3: Cross multiply
    17,119.96x = 25,642.52 × 10,526.16
  4. Step 4: Simplify right side
    17,119.96x = 269,917,268.32
  5. Step 5: Solve for x
    x = 269,917,268.32/17,119.96
  6. Step 6: Final answer
    x = 15,766.23

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1.5x scale

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.