Home / 14,257.64-21,390.11-5,934.89

Finding the Fourth Proportional to 14,257.64, 21,390.11 and 5,934.89

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Solution

The fourth proportional to 14,257.64, 21,390.11 and 5,934.89 is: 8,903.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257.64 : 21,390.11 = 5,934.89 : x
  2. Step 2: Convert to fraction form
    14,257.64/21,390.11 = 5,934.89/x
  3. Step 3: Cross multiply
    14,257.64x = 21,390.11 × 5,934.89
  4. Step 4: Simplify right side
    14,257.64x = 126,947,893.53
  5. Step 5: Solve for x
    x = 126,947,893.53/14,257.64
  6. Step 6: Final answer
    x = 8,903.85

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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.