Home / 27,313.17-37,668.67-18,829.09

Finding the Fourth Proportional to 27,313.17, 37,668.67 and 18,829.09

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Solution

The fourth proportional to 27,313.17, 37,668.67 and 18,829.09 is: 25,967.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,313.17 : 37,668.67 = 18,829.09 : x
  2. Step 2: Convert to fraction form
    27,313.17/37,668.67 = 18,829.09/x
  3. Step 3: Cross multiply
    27,313.17x = 37,668.67 × 18,829.09
  4. Step 4: Simplify right side
    27,313.17x = 709,266,777.61
  5. Step 5: Solve for x
    x = 709,266,777.61/27,313.17
  6. Step 6: Final answer
    x = 25,967.94

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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.