Home / 16,670.66-24,826.86-15,951

Finding the Fourth Proportional to 16,670.66, 24,826.86 and 15,951

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Solution

The fourth proportional to 16,670.66, 24,826.86 and 15,951 is: 23,755.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,670.66 : 24,826.86 = 15,951 : x
  2. Step 2: Convert to fraction form
    16,670.66/24,826.86 = 15,951/x
  3. Step 3: Cross multiply
    16,670.66x = 24,826.86 × 15,951
  4. Step 4: Simplify right side
    16,670.66x = 396,013,243.86
  5. Step 5: Solve for x
    x = 396,013,243.86/16,670.66
  6. Step 6: Final answer
    x = 23,755.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.