Home / 27,433.88-37,861.84-15,497.99

Finding the Fourth Proportional to 27,433.88, 37,861.84 and 15,497.99

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Solution

The fourth proportional to 27,433.88, 37,861.84 and 15,497.99 is: 21,388.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,433.88 : 37,861.84 = 15,497.99 : x
  2. Step 2: Convert to fraction form
    27,433.88/37,861.84 = 15,497.99/x
  3. Step 3: Cross multiply
    27,433.88x = 37,861.84 × 15,497.99
  4. Step 4: Simplify right side
    27,433.88x = 586,782,417.70
  5. Step 5: Solve for x
    x = 586,782,417.70/27,433.88
  6. Step 6: Final answer
    x = 21,388.97

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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.