Home / 27,182.94-37,495.16-19,640.36

Finding the Fourth Proportional to 27,182.94, 37,495.16 and 19,640.36

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Solution

The fourth proportional to 27,182.94, 37,495.16 and 19,640.36 is: 27,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,182.94 : 37,495.16 = 19,640.36 : x
  2. Step 2: Convert to fraction form
    27,182.94/37,495.16 = 19,640.36/x
  3. Step 3: Cross multiply
    27,182.94x = 37,495.16 × 19,640.36
  4. Step 4: Simplify right side
    27,182.94x = 736,418,440.66
  5. Step 5: Solve for x
    x = 736,418,440.66/27,182.94
  6. Step 6: Final answer
    x = 27,091.20

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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.