Home / 16,003.45-22,066.24-13,160.35

Finding the Fourth Proportional to 16,003.45, 22,066.24 and 13,160.35

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Solution

The fourth proportional to 16,003.45, 22,066.24 and 13,160.35 is: 18,146.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,003.45 : 22,066.24 = 13,160.35 : x
  2. Step 2: Convert to fraction form
    16,003.45/22,066.24 = 13,160.35/x
  3. Step 3: Cross multiply
    16,003.45x = 22,066.24 × 13,160.35
  4. Step 4: Simplify right side
    16,003.45x = 290,399,265.45
  5. Step 5: Solve for x
    x = 290,399,265.45/16,003.45
  6. Step 6: Final answer
    x = 18,146.05

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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.