Home / 19,519.55-29,283.37-7,833.68

Finding the Fourth Proportional to 19,519.55, 29,283.37 and 7,833.68

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Solution

The fourth proportional to 19,519.55, 29,283.37 and 7,833.68 is: 11,752.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.55 : 29,283.37 = 7,833.68 : x
  2. Step 2: Convert to fraction form
    19,519.55/29,283.37 = 7,833.68/x
  3. Step 3: Cross multiply
    19,519.55x = 29,283.37 × 7,833.68
  4. Step 4: Simplify right side
    19,519.55x = 229,396,549.90
  5. Step 5: Solve for x
    x = 229,396,549.90/19,519.55
  6. Step 6: Final answer
    x = 11,752.14

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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.