Home / 27,333.24-37,681.38-20,626.44

Finding the Fourth Proportional to 27,333.24, 37,681.38 and 20,626.44

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Solution

The fourth proportional to 27,333.24, 37,681.38 and 20,626.44 is: 28,435.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,333.24 : 37,681.38 = 20,626.44 : x
  2. Step 2: Convert to fraction form
    27,333.24/37,681.38 = 20,626.44/x
  3. Step 3: Cross multiply
    27,333.24x = 37,681.38 × 20,626.44
  4. Step 4: Simplify right side
    27,333.24x = 777,232,723.69
  5. Step 5: Solve for x
    x = 777,232,723.69/27,333.24
  6. Step 6: Final answer
    x = 28,435.44

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Double scale
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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.