Home / 14,257.67-21,380.39-4,898.62

Finding the Fourth Proportional to 14,257.67, 21,380.39 and 4,898.62

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Solution

The fourth proportional to 14,257.67, 21,380.39 and 4,898.62 is: 7,345.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257.67 : 21,380.39 = 4,898.62 : x
  2. Step 2: Convert to fraction form
    14,257.67/21,380.39 = 4,898.62/x
  3. Step 3: Cross multiply
    14,257.67x = 21,380.39 × 4,898.62
  4. Step 4: Simplify right side
    14,257.67x = 104,734,426.66
  5. Step 5: Solve for x
    x = 104,734,426.66/14,257.67
  6. Step 6: Final answer
    x = 7,345.83

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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.