Home / 27,567.91-38,043.98-16,387.75

Finding the Fourth Proportional to 27,567.91, 38,043.98 and 16,387.75

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Solution

The fourth proportional to 27,567.91, 38,043.98 and 16,387.75 is: 22,615.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,567.91 : 38,043.98 = 16,387.75 : x
  2. Step 2: Convert to fraction form
    27,567.91/38,043.98 = 16,387.75/x
  3. Step 3: Cross multiply
    27,567.91x = 38,043.98 × 16,387.75
  4. Step 4: Simplify right side
    27,567.91x = 623,455,233.25
  5. Step 5: Solve for x
    x = 623,455,233.25/27,567.91
  6. Step 6: Final answer
    x = 22,615.25

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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.