Home / 27,453.04-41,164.16-8,729.60

Finding the Fourth Proportional to 27,453.04, 41,164.16 and 8,729.60

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Solution

The fourth proportional to 27,453.04, 41,164.16 and 8,729.60 is: 13,089.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,453.04 : 41,164.16 = 8,729.60 : x
  2. Step 2: Convert to fraction form
    27,453.04/41,164.16 = 8,729.60/x
  3. Step 3: Cross multiply
    27,453.04x = 41,164.16 × 8,729.60
  4. Step 4: Simplify right side
    27,453.04x = 359,346,651.14
  5. Step 5: Solve for x
    x = 359,346,651.14/27,453.04
  6. Step 6: Final answer
    x = 13,089.50

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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.