Home / 27,495.09-37,941.33-15,558.12

Finding the Fourth Proportional to 27,495.09, 37,941.33 and 15,558.12

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Solution

The fourth proportional to 27,495.09, 37,941.33 and 15,558.12 is: 21,469.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,495.09 : 37,941.33 = 15,558.12 : x
  2. Step 2: Convert to fraction form
    27,495.09/37,941.33 = 15,558.12/x
  3. Step 3: Cross multiply
    27,495.09x = 37,941.33 × 15,558.12
  4. Step 4: Simplify right side
    27,495.09x = 590,295,765.10
  5. Step 5: Solve for x
    x = 590,295,765.10/27,495.09
  6. Step 6: Final answer
    x = 21,469.13

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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.