Home / 27,505.70-41,251.93-12,700.39

Finding the Fourth Proportional to 27,505.70, 41,251.93 and 12,700.39

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Solution

The fourth proportional to 27,505.70, 41,251.93 and 12,700.39 is: 19,047.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,505.70 : 41,251.93 = 12,700.39 : x
  2. Step 2: Convert to fraction form
    27,505.70/41,251.93 = 12,700.39/x
  3. Step 3: Cross multiply
    27,505.70x = 41,251.93 × 12,700.39
  4. Step 4: Simplify right side
    27,505.70x = 523,915,392.99
  5. Step 5: Solve for x
    x = 523,915,392.99/27,505.70
  6. Step 6: Final answer
    x = 19,047.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.