Home / 13,598.04-18,765.39-7,936.74

Finding the Fourth Proportional to 13,598.04, 18,765.39 and 7,936.74

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Solution

The fourth proportional to 13,598.04, 18,765.39 and 7,936.74 is: 10,952.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,598.04 : 18,765.39 = 7,936.74 : x
  2. Step 2: Convert to fraction form
    13,598.04/18,765.39 = 7,936.74/x
  3. Step 3: Cross multiply
    13,598.04x = 18,765.39 × 7,936.74
  4. Step 4: Simplify right side
    13,598.04x = 148,936,021.43
  5. Step 5: Solve for x
    x = 148,936,021.43/13,598.04
  6. Step 6: Final answer
    x = 10,952.76

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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.