Home / 18,056.66-27,087.55-5,577.66

Finding the Fourth Proportional to 18,056.66, 27,087.55 and 5,577.66

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Solution

The fourth proportional to 18,056.66, 27,087.55 and 5,577.66 is: 8,367.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,056.66 : 27,087.55 = 5,577.66 : x
  2. Step 2: Convert to fraction form
    18,056.66/27,087.55 = 5,577.66/x
  3. Step 3: Cross multiply
    18,056.66x = 27,087.55 × 5,577.66
  4. Step 4: Simplify right side
    18,056.66x = 151,085,130.19
  5. Step 5: Solve for x
    x = 151,085,130.19/18,056.66
  6. Step 6: Final answer
    x = 8,367.28

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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.