Home / 27,450.02-37,876.94-15,513.26

Finding the Fourth Proportional to 27,450.02, 37,876.94 and 15,513.26

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Solution

The fourth proportional to 27,450.02, 37,876.94 and 15,513.26 is: 21,405.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,450.02 : 37,876.94 = 15,513.26 : x
  2. Step 2: Convert to fraction form
    27,450.02/37,876.94 = 15,513.26/x
  3. Step 3: Cross multiply
    27,450.02x = 37,876.94 × 15,513.26
  4. Step 4: Simplify right side
    27,450.02x = 587,594,818.22
  5. Step 5: Solve for x
    x = 587,594,818.22/27,450.02
  6. Step 6: Final answer
    x = 21,405.99

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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.