Home / 14,314.06-19,760.84-11,120.23

Finding the Fourth Proportional to 14,314.06, 19,760.84 and 11,120.23

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Solution

The fourth proportional to 14,314.06, 19,760.84 and 11,120.23 is: 15,351.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,314.06 : 19,760.84 = 11,120.23 : x
  2. Step 2: Convert to fraction form
    14,314.06/19,760.84 = 11,120.23/x
  3. Step 3: Cross multiply
    14,314.06x = 19,760.84 × 11,120.23
  4. Step 4: Simplify right side
    14,314.06x = 219,745,085.79
  5. Step 5: Solve for x
    x = 219,745,085.79/14,314.06
  6. Step 6: Final answer
    x = 15,351.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.