Home / 30,361.68-41,899.48-16,934.10

Finding the Fourth Proportional to 30,361.68, 41,899.48 and 16,934.10

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Solution

The fourth proportional to 30,361.68, 41,899.48 and 16,934.10 is: 23,369.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,361.68 : 41,899.48 = 16,934.10 : x
  2. Step 2: Convert to fraction form
    30,361.68/41,899.48 = 16,934.10/x
  3. Step 3: Cross multiply
    30,361.68x = 41,899.48 × 16,934.10
  4. Step 4: Simplify right side
    30,361.68x = 709,529,984.27
  5. Step 5: Solve for x
    x = 709,529,984.27/30,361.68
  6. Step 6: Final answer
    x = 23,369.26

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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.