Home / 19,450.60-29,102.26-11,557.34

Finding the Fourth Proportional to 19,450.60, 29,102.26 and 11,557.34

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Solution

The fourth proportional to 19,450.60, 29,102.26 and 11,557.34 is: 17,292.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,450.60 : 29,102.26 = 11,557.34 : x
  2. Step 2: Convert to fraction form
    19,450.60/29,102.26 = 11,557.34/x
  3. Step 3: Cross multiply
    19,450.60x = 29,102.26 × 11,557.34
  4. Step 4: Simplify right side
    19,450.60x = 336,344,713.59
  5. Step 5: Solve for x
    x = 336,344,713.59/19,450.60
  6. Step 6: Final answer
    x = 17,292.25

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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.