Home / 14,394.15-21,562.97-12,826.80

Finding the Fourth Proportional to 14,394.15, 21,562.97 and 12,826.80

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Solution

The fourth proportional to 14,394.15, 21,562.97 and 12,826.80 is: 19,215.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,394.15 : 21,562.97 = 12,826.80 : x
  2. Step 2: Convert to fraction form
    14,394.15/21,562.97 = 12,826.80/x
  3. Step 3: Cross multiply
    14,394.15x = 21,562.97 × 12,826.80
  4. Step 4: Simplify right side
    14,394.15x = 276,583,839.46
  5. Step 5: Solve for x
    x = 276,583,839.46/14,394.15
  6. Step 6: Final answer
    x = 19,215.02

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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.