Home / 14,026.08-21,040.24-8,183.28

Finding the Fourth Proportional to 14,026.08, 21,040.24 and 8,183.28

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Solution

The fourth proportional to 14,026.08, 21,040.24 and 8,183.28 is: 12,275.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026.08 : 21,040.24 = 8,183.28 : x
  2. Step 2: Convert to fraction form
    14,026.08/21,040.24 = 8,183.28/x
  3. Step 3: Cross multiply
    14,026.08x = 21,040.24 × 8,183.28
  4. Step 4: Simplify right side
    14,026.08x = 172,178,175.19
  5. Step 5: Solve for x
    x = 172,178,175.19/14,026.08
  6. Step 6: Final answer
    x = 12,275.57

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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.