Home / 27,075.50-37,349.18-15,743.73

Finding the Fourth Proportional to 27,075.50, 37,349.18 and 15,743.73

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Solution

The fourth proportional to 27,075.50, 37,349.18 and 15,743.73 is: 21,717.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,075.50 : 37,349.18 = 15,743.73 : x
  2. Step 2: Convert to fraction form
    27,075.50/37,349.18 = 15,743.73/x
  3. Step 3: Cross multiply
    27,075.50x = 37,349.18 × 15,743.73
  4. Step 4: Simplify right side
    27,075.50x = 588,015,326.92
  5. Step 5: Solve for x
    x = 588,015,326.92/27,075.50
  6. Step 6: Final answer
    x = 21,717.62

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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.