Home / 18,090.82-24,965.04-10,132.98

Finding the Fourth Proportional to 18,090.82, 24,965.04 and 10,132.98

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Solution

The fourth proportional to 18,090.82, 24,965.04 and 10,132.98 is: 13,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,090.82 : 24,965.04 = 10,132.98 : x
  2. Step 2: Convert to fraction form
    18,090.82/24,965.04 = 10,132.98/x
  3. Step 3: Cross multiply
    18,090.82x = 24,965.04 × 10,132.98
  4. Step 4: Simplify right side
    18,090.82x = 252,970,251.02
  5. Step 5: Solve for x
    x = 252,970,251.02/18,090.82
  6. Step 6: Final answer
    x = 13,983.35

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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.