Home / 14,482.03-21,738.40-12,826.90

Finding the Fourth Proportional to 14,482.03, 21,738.40 and 12,826.90

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Solution

The fourth proportional to 14,482.03, 21,738.40 and 12,826.90 is: 19,253.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482.03 : 21,738.40 = 12,826.90 : x
  2. Step 2: Convert to fraction form
    14,482.03/21,738.40 = 12,826.90/x
  3. Step 3: Cross multiply
    14,482.03x = 21,738.40 × 12,826.90
  4. Step 4: Simplify right side
    14,482.03x = 278,836,282.96
  5. Step 5: Solve for x
    x = 278,836,282.96/14,482.03
  6. Step 6: Final answer
    x = 19,253.95

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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.