Home / 27,160.36-37,480.96-15,223.68

Finding the Fourth Proportional to 27,160.36, 37,480.96 and 15,223.68

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Solution

The fourth proportional to 27,160.36, 37,480.96 and 15,223.68 is: 21,008.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,160.36 : 37,480.96 = 15,223.68 : x
  2. Step 2: Convert to fraction form
    27,160.36/37,480.96 = 15,223.68/x
  3. Step 3: Cross multiply
    27,160.36x = 37,480.96 × 15,223.68
  4. Step 4: Simplify right side
    27,160.36x = 570,598,141.13
  5. Step 5: Solve for x
    x = 570,598,141.13/27,160.36
  6. Step 6: Final answer
    x = 21,008.49

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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.