Home / 13,103.03-19,654.30-3,242.31

Finding the Fourth Proportional to 13,103.03, 19,654.30 and 3,242.31

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Solution

The fourth proportional to 13,103.03, 19,654.30 and 3,242.31 is: 4,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103.03 : 19,654.30 = 3,242.31 : x
  2. Step 2: Convert to fraction form
    13,103.03/19,654.30 = 3,242.31/x
  3. Step 3: Cross multiply
    13,103.03x = 19,654.30 × 3,242.31
  4. Step 4: Simplify right side
    13,103.03x = 63,725,263.78
  5. Step 5: Solve for x
    x = 63,725,263.78/13,103.03
  6. Step 6: Final answer
    x = 4,863.40

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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.