Home / 27,094.71-37,403.48-20,382.89

Finding the Fourth Proportional to 27,094.71, 37,403.48 and 20,382.89

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Solution

The fourth proportional to 27,094.71, 37,403.48 and 20,382.89 is: 28,138.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,094.71 : 37,403.48 = 20,382.89 : x
  2. Step 2: Convert to fraction form
    27,094.71/37,403.48 = 20,382.89/x
  3. Step 3: Cross multiply
    27,094.71x = 37,403.48 × 20,382.89
  4. Step 4: Simplify right side
    27,094.71x = 762,391,162.92
  5. Step 5: Solve for x
    x = 762,391,162.92/27,094.71
  6. Step 6: Final answer
    x = 28,138.01

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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.