Home / 27,260.04-40,860.68-13,190.34

Finding the Fourth Proportional to 27,260.04, 40,860.68 and 13,190.34

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Solution

The fourth proportional to 27,260.04, 40,860.68 and 13,190.34 is: 19,771.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,260.04 : 40,860.68 = 13,190.34 : x
  2. Step 2: Convert to fraction form
    27,260.04/40,860.68 = 13,190.34/x
  3. Step 3: Cross multiply
    27,260.04x = 40,860.68 × 13,190.34
  4. Step 4: Simplify right side
    27,260.04x = 538,966,195.88
  5. Step 5: Solve for x
    x = 538,966,195.88/27,260.04
  6. Step 6: Final answer
    x = 19,771.29

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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.