Home / 14,280.27-21,424.92-6,885.24

Finding the Fourth Proportional to 14,280.27, 21,424.92 and 6,885.24

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Solution

The fourth proportional to 14,280.27, 21,424.92 and 6,885.24 is: 10,330.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,280.27 : 21,424.92 = 6,885.24 : x
  2. Step 2: Convert to fraction form
    14,280.27/21,424.92 = 6,885.24/x
  3. Step 3: Cross multiply
    14,280.27x = 21,424.92 × 6,885.24
  4. Step 4: Simplify right side
    14,280.27x = 147,515,716.18
  5. Step 5: Solve for x
    x = 147,515,716.18/14,280.27
  6. Step 6: Final answer
    x = 10,330.04

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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.