Home / 27,240.59-37,613.01-21,958.98

Finding the Fourth Proportional to 27,240.59, 37,613.01 and 21,958.98

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Solution

The fourth proportional to 27,240.59, 37,613.01 and 21,958.98 is: 30,320.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,240.59 : 37,613.01 = 21,958.98 : x
  2. Step 2: Convert to fraction form
    27,240.59/37,613.01 = 21,958.98/x
  3. Step 3: Cross multiply
    27,240.59x = 37,613.01 × 21,958.98
  4. Step 4: Simplify right side
    27,240.59x = 825,943,334.33
  5. Step 5: Solve for x
    x = 825,943,334.33/27,240.59
  6. Step 6: Final answer
    x = 30,320.32

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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.