Home / 27,824.76-38,403.81-25,583.07

Finding the Fourth Proportional to 27,824.76, 38,403.81 and 25,583.07

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Solution

The fourth proportional to 27,824.76, 38,403.81 and 25,583.07 is: 35,309.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,824.76 : 38,403.81 = 25,583.07 : x
  2. Step 2: Convert to fraction form
    27,824.76/38,403.81 = 25,583.07/x
  3. Step 3: Cross multiply
    27,824.76x = 38,403.81 × 25,583.07
  4. Step 4: Simplify right side
    27,824.76x = 982,487,359.50
  5. Step 5: Solve for x
    x = 982,487,359.50/27,824.76
  6. Step 6: Final answer
    x = 35,309.82

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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.