Home / 27,160.40-37,480.64-15,224.51

Finding the Fourth Proportional to 27,160.40, 37,480.64 and 15,224.51

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Solution

The fourth proportional to 27,160.40, 37,480.64 and 15,224.51 is: 21,009.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,160.40 : 37,480.64 = 15,224.51 : x
  2. Step 2: Convert to fraction form
    27,160.40/37,480.64 = 15,224.51/x
  3. Step 3: Cross multiply
    27,160.40x = 37,480.64 × 15,224.51
  4. Step 4: Simplify right side
    27,160.40x = 570,624,114.96
  5. Step 5: Solve for x
    x = 570,624,114.96/27,160.40
  6. Step 6: Final answer
    x = 21,009.42

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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.