Home / 14,890.20-22,335.30-14,234.10

Finding the Fourth Proportional to 14,890.20, 22,335.30 and 14,234.10

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Solution

The fourth proportional to 14,890.20, 22,335.30 and 14,234.10 is: 21,351.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890.20 : 22,335.30 = 14,234.10 : x
  2. Step 2: Convert to fraction form
    14,890.20/22,335.30 = 14,234.10/x
  3. Step 3: Cross multiply
    14,890.20x = 22,335.30 × 14,234.10
  4. Step 4: Simplify right side
    14,890.20x = 317,922,893.73
  5. Step 5: Solve for x
    x = 317,922,893.73/14,890.20
  6. Step 6: Final answer
    x = 21,351.15

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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.