Home / 14,260.14-21,361.47-11,943.30

Finding the Fourth Proportional to 14,260.14, 21,361.47 and 11,943.30

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Solution

The fourth proportional to 14,260.14, 21,361.47 and 11,943.30 is: 17,890.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,260.14 : 21,361.47 = 11,943.30 : x
  2. Step 2: Convert to fraction form
    14,260.14/21,361.47 = 11,943.30/x
  3. Step 3: Cross multiply
    14,260.14x = 21,361.47 × 11,943.30
  4. Step 4: Simplify right side
    14,260.14x = 255,126,444.65
  5. Step 5: Solve for x
    x = 255,126,444.65/14,260.14
  6. Step 6: Final answer
    x = 17,890.88

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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.