Home / 18,833.08-28,247.22-4,983.16

Finding the Fourth Proportional to 18,833.08, 28,247.22 and 4,983.16

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Solution

The fourth proportional to 18,833.08, 28,247.22 and 4,983.16 is: 7,474.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,833.08 : 28,247.22 = 4,983.16 : x
  2. Step 2: Convert to fraction form
    18,833.08/28,247.22 = 4,983.16/x
  3. Step 3: Cross multiply
    18,833.08x = 28,247.22 × 4,983.16
  4. Step 4: Simplify right side
    18,833.08x = 140,760,416.82
  5. Step 5: Solve for x
    x = 140,760,416.82/18,833.08
  6. Step 6: Final answer
    x = 7,474.10

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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.