Home / 18,983.19-28,473.66-5,835.47

Finding the Fourth Proportional to 18,983.19, 28,473.66 and 5,835.47

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Solution

The fourth proportional to 18,983.19, 28,473.66 and 5,835.47 is: 8,752.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,983.19 : 28,473.66 = 5,835.47 : x
  2. Step 2: Convert to fraction form
    18,983.19/28,473.66 = 5,835.47/x
  3. Step 3: Cross multiply
    18,983.19x = 28,473.66 × 5,835.47
  4. Step 4: Simplify right side
    18,983.19x = 166,157,046.35
  5. Step 5: Solve for x
    x = 166,157,046.35/18,983.19
  6. Step 6: Final answer
    x = 8,752.85

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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.