Home / 27,487.59-37,930.83-16,877.34

Finding the Fourth Proportional to 27,487.59, 37,930.83 and 16,877.34

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Solution

The fourth proportional to 27,487.59, 37,930.83 and 16,877.34 is: 23,289.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,487.59 : 37,930.83 = 16,877.34 : x
  2. Step 2: Convert to fraction form
    27,487.59/37,930.83 = 16,877.34/x
  3. Step 3: Cross multiply
    27,487.59x = 37,930.83 × 16,877.34
  4. Step 4: Simplify right side
    27,487.59x = 640,171,514.39
  5. Step 5: Solve for x
    x = 640,171,514.39/27,487.59
  6. Step 6: Final answer
    x = 23,289.47

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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.