Home / 27,432.54-41,140.31-9,900.09

Finding the Fourth Proportional to 27,432.54, 41,140.31 and 9,900.09

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Solution

The fourth proportional to 27,432.54, 41,140.31 and 9,900.09 is: 14,847.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,432.54 : 41,140.31 = 9,900.09 : x
  2. Step 2: Convert to fraction form
    27,432.54/41,140.31 = 9,900.09/x
  3. Step 3: Cross multiply
    27,432.54x = 41,140.31 × 9,900.09
  4. Step 4: Simplify right side
    27,432.54x = 407,292,722.13
  5. Step 5: Solve for x
    x = 407,292,722.13/27,432.54
  6. Step 6: Final answer
    x = 14,847.07

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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.