Home / 13,973.46-19,311.03-11,451.59

Finding the Fourth Proportional to 13,973.46, 19,311.03 and 11,451.59

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Solution

The fourth proportional to 13,973.46, 19,311.03 and 11,451.59 is: 15,825.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,973.46 : 19,311.03 = 11,451.59 : x
  2. Step 2: Convert to fraction form
    13,973.46/19,311.03 = 11,451.59/x
  3. Step 3: Cross multiply
    13,973.46x = 19,311.03 × 11,451.59
  4. Step 4: Simplify right side
    13,973.46x = 221,141,998.04
  5. Step 5: Solve for x
    x = 221,141,998.04/13,973.46
  6. Step 6: Final answer
    x = 15,825.86

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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.