Home / 13,304.56-19,930.24-11,529.13

Finding the Fourth Proportional to 13,304.56, 19,930.24 and 11,529.13

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Solution

The fourth proportional to 13,304.56, 19,930.24 and 11,529.13 is: 17,270.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304.56 : 19,930.24 = 11,529.13 : x
  2. Step 2: Convert to fraction form
    13,304.56/19,930.24 = 11,529.13/x
  3. Step 3: Cross multiply
    13,304.56x = 19,930.24 × 11,529.13
  4. Step 4: Simplify right side
    13,304.56x = 229,778,327.89
  5. Step 5: Solve for x
    x = 229,778,327.89/13,304.56
  6. Step 6: Final answer
    x = 17,270.64

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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.