Home / 13,304.30-19,956.45-11,806.70

Finding the Fourth Proportional to 13,304.30, 19,956.45 and 11,806.70

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Solution

The fourth proportional to 13,304.30, 19,956.45 and 11,806.70 is: 17,710.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304.30 : 19,956.45 = 11,806.70 : x
  2. Step 2: Convert to fraction form
    13,304.30/19,956.45 = 11,806.70/x
  3. Step 3: Cross multiply
    13,304.30x = 19,956.45 × 11,806.70
  4. Step 4: Simplify right side
    13,304.30x = 235,619,818.22
  5. Step 5: Solve for x
    x = 235,619,818.22/13,304.30
  6. Step 6: Final answer
    x = 17,710.05

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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.