Home / 27,227.76-37,574.28-15,905.04

Finding the Fourth Proportional to 27,227.76, 37,574.28 and 15,905.04

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Solution

The fourth proportional to 27,227.76, 37,574.28 and 15,905.04 is: 21,948.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,227.76 : 37,574.28 = 15,905.04 : x
  2. Step 2: Convert to fraction form
    27,227.76/37,574.28 = 15,905.04/x
  3. Step 3: Cross multiply
    27,227.76x = 37,574.28 × 15,905.04
  4. Step 4: Simplify right side
    27,227.76x = 597,620,426.37
  5. Step 5: Solve for x
    x = 597,620,426.37/27,227.76
  6. Step 6: Final answer
    x = 21,948.94

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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.