Home / 14,490.38-21,735.57-4,102.13

Finding the Fourth Proportional to 14,490.38, 21,735.57 and 4,102.13

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Solution

The fourth proportional to 14,490.38, 21,735.57 and 4,102.13 is: 6,153.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,490.38 : 21,735.57 = 4,102.13 : x
  2. Step 2: Convert to fraction form
    14,490.38/21,735.57 = 4,102.13/x
  3. Step 3: Cross multiply
    14,490.38x = 21,735.57 × 4,102.13
  4. Step 4: Simplify right side
    14,490.38x = 89,162,025.09
  5. Step 5: Solve for x
    x = 89,162,025.09/14,490.38
  6. Step 6: Final answer
    x = 6,153.19

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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.