Home / 19,539.71-29,313.62-7,852.92

Finding the Fourth Proportional to 19,539.71, 29,313.62 and 7,852.92

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Solution

The fourth proportional to 19,539.71, 29,313.62 and 7,852.92 is: 11,781.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,539.71 : 29,313.62 = 7,852.92 : x
  2. Step 2: Convert to fraction form
    19,539.71/29,313.62 = 7,852.92/x
  3. Step 3: Cross multiply
    19,539.71x = 29,313.62 × 7,852.92
  4. Step 4: Simplify right side
    19,539.71x = 230,197,662.45
  5. Step 5: Solve for x
    x = 230,197,662.45/19,539.71
  6. Step 6: Final answer
    x = 11,781.02

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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.