Home / 14,226.12-21,309.41-11,437.70

Finding the Fourth Proportional to 14,226.12, 21,309.41 and 11,437.70

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Solution

The fourth proportional to 14,226.12, 21,309.41 and 11,437.70 is: 17,132.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,226.12 : 21,309.41 = 11,437.70 : x
  2. Step 2: Convert to fraction form
    14,226.12/21,309.41 = 11,437.70/x
  3. Step 3: Cross multiply
    14,226.12x = 21,309.41 × 11,437.70
  4. Step 4: Simplify right side
    14,226.12x = 243,730,560.80
  5. Step 5: Solve for x
    x = 243,730,560.80/14,226.12
  6. Step 6: Final answer
    x = 17,132.61

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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.