Home / 27,474.48-37,917.12-15,539.94

Finding the Fourth Proportional to 27,474.48, 37,917.12 and 15,539.94

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Solution

The fourth proportional to 27,474.48, 37,917.12 and 15,539.94 is: 21,446.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,474.48 : 37,917.12 = 15,539.94 : x
  2. Step 2: Convert to fraction form
    27,474.48/37,917.12 = 15,539.94/x
  3. Step 3: Cross multiply
    27,474.48x = 37,917.12 × 15,539.94
  4. Step 4: Simplify right side
    27,474.48x = 589,229,769.77
  5. Step 5: Solve for x
    x = 589,229,769.77/27,474.48
  6. Step 6: Final answer
    x = 21,446.44

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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.