Home / 27,529.50-37,997.49-15,599.88

Finding the Fourth Proportional to 27,529.50, 37,997.49 and 15,599.88

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Solution

The fourth proportional to 27,529.50, 37,997.49 and 15,599.88 is: 21,531.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,529.50 : 37,997.49 = 15,599.88 : x
  2. Step 2: Convert to fraction form
    27,529.50/37,997.49 = 15,599.88/x
  3. Step 3: Cross multiply
    27,529.50x = 37,997.49 × 15,599.88
  4. Step 4: Simplify right side
    27,529.50x = 592,756,284.30
  5. Step 5: Solve for x
    x = 592,756,284.30/27,529.50
  6. Step 6: Final answer
    x = 21,531.68

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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.