Home / 18,017.94-27,030.37-5,535.74

Finding the Fourth Proportional to 18,017.94, 27,030.37 and 5,535.74

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Solution

The fourth proportional to 18,017.94, 27,030.37 and 5,535.74 is: 8,304.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,017.94 : 27,030.37 = 5,535.74 : x
  2. Step 2: Convert to fraction form
    18,017.94/27,030.37 = 5,535.74/x
  3. Step 3: Cross multiply
    18,017.94x = 27,030.37 × 5,535.74
  4. Step 4: Simplify right side
    18,017.94x = 149,632,937.59
  5. Step 5: Solve for x
    x = 149,632,937.59/18,017.94
  6. Step 6: Final answer
    x = 8,304.66

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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.