Home / 14,028.73-21,047.04-4,168.40

Finding the Fourth Proportional to 14,028.73, 21,047.04 and 4,168.40

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Solution

The fourth proportional to 14,028.73, 21,047.04 and 4,168.40 is: 6,253.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.73 : 21,047.04 = 4,168.40 : x
  2. Step 2: Convert to fraction form
    14,028.73/21,047.04 = 4,168.40/x
  3. Step 3: Cross multiply
    14,028.73x = 21,047.04 × 4,168.40
  4. Step 4: Simplify right side
    14,028.73x = 87,732,376.30
  5. Step 5: Solve for x
    x = 87,732,376.30/14,028.73
  6. Step 6: Final answer
    x = 6,253.77

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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.