Home / 14,025.72-21,034.96-4,162.76

Finding the Fourth Proportional to 14,025.72, 21,034.96 and 4,162.76

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Solution

The fourth proportional to 14,025.72, 21,034.96 and 4,162.76 is: 6,243.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.72 : 21,034.96 = 4,162.76 : x
  2. Step 2: Convert to fraction form
    14,025.72/21,034.96 = 4,162.76/x
  3. Step 3: Cross multiply
    14,025.72x = 21,034.96 × 4,162.76
  4. Step 4: Simplify right side
    14,025.72x = 87,563,490.09
  5. Step 5: Solve for x
    x = 87,563,490.09/14,025.72
  6. Step 6: Final answer
    x = 6,243.07

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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.