Home / 13,070.38-19,605.54-5,673.88

Finding the Fourth Proportional to 13,070.38, 19,605.54 and 5,673.88

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Solution

The fourth proportional to 13,070.38, 19,605.54 and 5,673.88 is: 8,510.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070.38 : 19,605.54 = 5,673.88 : x
  2. Step 2: Convert to fraction form
    13,070.38/19,605.54 = 5,673.88/x
  3. Step 3: Cross multiply
    13,070.38x = 19,605.54 × 5,673.88
  4. Step 4: Simplify right side
    13,070.38x = 111,239,481.30
  5. Step 5: Solve for x
    x = 111,239,481.30/13,070.38
  6. Step 6: Final answer
    x = 8,510.81

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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.