Home / 13,201.90-19,806.52-10,730.60

Finding the Fourth Proportional to 13,201.90, 19,806.52 and 10,730.60

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Solution

The fourth proportional to 13,201.90, 19,806.52 and 10,730.60 is: 16,098.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,201.90 : 19,806.52 = 10,730.60 : x
  2. Step 2: Convert to fraction form
    13,201.90/19,806.52 = 10,730.60/x
  3. Step 3: Cross multiply
    13,201.90x = 19,806.52 × 10,730.60
  4. Step 4: Simplify right side
    13,201.90x = 212,535,843.51
  5. Step 5: Solve for x
    x = 212,535,843.51/13,201.90
  6. Step 6: Final answer
    x = 16,098.88

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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.