Home / 17,421.46-26,122.58-5,571.94

Finding the Fourth Proportional to 17,421.46, 26,122.58 and 5,571.94

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Solution

The fourth proportional to 17,421.46, 26,122.58 and 5,571.94 is: 8,354.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,421.46 : 26,122.58 = 5,571.94 : x
  2. Step 2: Convert to fraction form
    17,421.46/26,122.58 = 5,571.94/x
  3. Step 3: Cross multiply
    17,421.46x = 26,122.58 × 5,571.94
  4. Step 4: Simplify right side
    17,421.46x = 145,553,448.41
  5. Step 5: Solve for x
    x = 145,553,448.41/17,421.46
  6. Step 6: Final answer
    x = 8,354.84

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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.