Home / 14,562.56-21,887.58-12,812.96

Finding the Fourth Proportional to 14,562.56, 21,887.58 and 12,812.96

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Solution

The fourth proportional to 14,562.56, 21,887.58 and 12,812.96 is: 19,257.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,562.56 : 21,887.58 = 12,812.96 : x
  2. Step 2: Convert to fraction form
    14,562.56/21,887.58 = 12,812.96/x
  3. Step 3: Cross multiply
    14,562.56x = 21,887.58 × 12,812.96
  4. Step 4: Simplify right side
    14,562.56x = 280,444,687.04
  5. Step 5: Solve for x
    x = 280,444,687.04/14,562.56
  6. Step 6: Final answer
    x = 19,257.92

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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.