Home / 27,567.88-38,043.68-14,992.63

Finding the Fourth Proportional to 27,567.88, 38,043.68 and 14,992.63

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Solution

The fourth proportional to 27,567.88, 38,043.68 and 14,992.63 is: 20,689.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,567.88 : 38,043.68 = 14,992.63 : x
  2. Step 2: Convert to fraction form
    27,567.88/38,043.68 = 14,992.63/x
  3. Step 3: Cross multiply
    27,567.88x = 38,043.68 × 14,992.63
  4. Step 4: Simplify right side
    27,567.88x = 570,374,648.01
  5. Step 5: Solve for x
    x = 570,374,648.01/27,567.88
  6. Step 6: Final answer
    x = 20,689.83

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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.