Home / 27,567.54-38,044.05-15,631.38

Finding the Fourth Proportional to 27,567.54, 38,044.05 and 15,631.38

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Solution

The fourth proportional to 27,567.54, 38,044.05 and 15,631.38 is: 21,571.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,567.54 : 38,044.05 = 15,631.38 : x
  2. Step 2: Convert to fraction form
    27,567.54/38,044.05 = 15,631.38/x
  3. Step 3: Cross multiply
    27,567.54x = 38,044.05 × 15,631.38
  4. Step 4: Simplify right side
    27,567.54x = 594,681,002.29
  5. Step 5: Solve for x
    x = 594,681,002.29/27,567.54
  6. Step 6: Final answer
    x = 21,571.78

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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.