Home / 22,421.47-33,615.79-7,626.41

Finding the Fourth Proportional to 22,421.47, 33,615.79 and 7,626.41

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Solution

The fourth proportional to 22,421.47, 33,615.79 and 7,626.41 is: 11,434.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421.47 : 33,615.79 = 7,626.41 : x
  2. Step 2: Convert to fraction form
    22,421.47/33,615.79 = 7,626.41/x
  3. Step 3: Cross multiply
    22,421.47x = 33,615.79 × 7,626.41
  4. Step 4: Simplify right side
    22,421.47x = 256,367,797.01
  5. Step 5: Solve for x
    x = 256,367,797.01/22,421.47
  6. Step 6: Final answer
    x = 11,434.03

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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.