Home / 18,896.08-28,341.96-5,046.16

Finding the Fourth Proportional to 18,896.08, 28,341.96 and 5,046.16

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Solution

The fourth proportional to 18,896.08, 28,341.96 and 5,046.16 is: 7,568.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,896.08 : 28,341.96 = 5,046.16 : x
  2. Step 2: Convert to fraction form
    18,896.08/28,341.96 = 5,046.16/x
  3. Step 3: Cross multiply
    18,896.08x = 28,341.96 × 5,046.16
  4. Step 4: Simplify right side
    18,896.08x = 143,018,064.87
  5. Step 5: Solve for x
    x = 143,018,064.87/18,896.08
  6. Step 6: Final answer
    x = 7,568.66

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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.