Home / 27,250.60-37,606.94-15,313.90

Finding the Fourth Proportional to 27,250.60, 37,606.94 and 15,313.90

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Solution

The fourth proportional to 27,250.60, 37,606.94 and 15,313.90 is: 21,133.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,250.60 : 37,606.94 = 15,313.90 : x
  2. Step 2: Convert to fraction form
    27,250.60/37,606.94 = 15,313.90/x
  3. Step 3: Cross multiply
    27,250.60x = 37,606.94 × 15,313.90
  4. Step 4: Simplify right side
    27,250.60x = 575,908,918.47
  5. Step 5: Solve for x
    x = 575,908,918.47/27,250.60
  6. Step 6: Final answer
    x = 21,133.81

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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.