Home / 17,015.40-25,381.62-16,743.24

Finding the Fourth Proportional to 17,015.40, 25,381.62 and 16,743.24

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Solution

The fourth proportional to 17,015.40, 25,381.62 and 16,743.24 is: 24,975.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,015.40 : 25,381.62 = 16,743.24 : x
  2. Step 2: Convert to fraction form
    17,015.40/25,381.62 = 16,743.24/x
  3. Step 3: Cross multiply
    17,015.40x = 25,381.62 × 16,743.24
  4. Step 4: Simplify right side
    17,015.40x = 424,970,555.25
  5. Step 5: Solve for x
    x = 424,970,555.25/17,015.40
  6. Step 6: Final answer
    x = 24,975.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.