Home / 14,551.54-21,842.57-12,896.25

Finding the Fourth Proportional to 14,551.54, 21,842.57 and 12,896.25

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Solution

The fourth proportional to 14,551.54, 21,842.57 and 12,896.25 is: 19,357.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,551.54 : 21,842.57 = 12,896.25 : x
  2. Step 2: Convert to fraction form
    14,551.54/21,842.57 = 12,896.25/x
  3. Step 3: Cross multiply
    14,551.54x = 21,842.57 × 12,896.25
  4. Step 4: Simplify right side
    14,551.54x = 281,687,303.98
  5. Step 5: Solve for x
    x = 281,687,303.98/14,551.54
  6. Step 6: Final answer
    x = 19,357.91

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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.