Home / 30,523.17-42,121.56-17,094.33

Finding the Fourth Proportional to 30,523.17, 42,121.56 and 17,094.33

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Solution

The fourth proportional to 30,523.17, 42,121.56 and 17,094.33 is: 23,589.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,523.17 : 42,121.56 = 17,094.33 : x
  2. Step 2: Convert to fraction form
    30,523.17/42,121.56 = 17,094.33/x
  3. Step 3: Cross multiply
    30,523.17x = 42,121.56 × 17,094.33
  4. Step 4: Simplify right side
    30,523.17x = 720,039,846.75
  5. Step 5: Solve for x
    x = 720,039,846.75/30,523.17
  6. Step 6: Final answer
    x = 23,589.94

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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.