Home / 27,137.77-37,425.07-18,624.87

Finding the Fourth Proportional to 27,137.77, 37,425.07 and 18,624.87

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Solution

The fourth proportional to 27,137.77, 37,425.07 and 18,624.87 is: 25,685.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,137.77 : 37,425.07 = 18,624.87 : x
  2. Step 2: Convert to fraction form
    27,137.77/37,425.07 = 18,624.87/x
  3. Step 3: Cross multiply
    27,137.77x = 37,425.07 × 18,624.87
  4. Step 4: Simplify right side
    27,137.77x = 697,037,086.77
  5. Step 5: Solve for x
    x = 697,037,086.77/27,137.77
  6. Step 6: Final answer
    x = 25,685.13

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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.