Home / 27,564.98-38,037.20-18,624.47

Finding the Fourth Proportional to 27,564.98, 38,037.20 and 18,624.47

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Solution

The fourth proportional to 27,564.98, 38,037.20 and 18,624.47 is: 25,700.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,564.98 : 38,037.20 = 18,624.47 : x
  2. Step 2: Convert to fraction form
    27,564.98/38,037.20 = 18,624.47/x
  3. Step 3: Cross multiply
    27,564.98x = 38,037.20 × 18,624.47
  4. Step 4: Simplify right side
    27,564.98x = 708,422,406.98
  5. Step 5: Solve for x
    x = 708,422,406.98/27,564.98
  6. Step 6: Final answer
    x = 25,700.09

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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.