Home / 14,025.28-21,039.04-4,664.96

Finding the Fourth Proportional to 14,025.28, 21,039.04 and 4,664.96

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Solution

The fourth proportional to 14,025.28, 21,039.04 and 4,664.96 is: 6,997.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.28 : 21,039.04 = 4,664.96 : x
  2. Step 2: Convert to fraction form
    14,025.28/21,039.04 = 4,664.96/x
  3. Step 3: Cross multiply
    14,025.28x = 21,039.04 × 4,664.96
  4. Step 4: Simplify right side
    14,025.28x = 98,146,280.04
  5. Step 5: Solve for x
    x = 98,146,280.04/14,025.28
  6. Step 6: Final answer
    x = 6,997.81

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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.