Home / 18,567.99-25,623.38-10,609.71

Finding the Fourth Proportional to 18,567.99, 25,623.38 and 10,609.71

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Solution

The fourth proportional to 18,567.99, 25,623.38 and 10,609.71 is: 14,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,567.99 : 25,623.38 = 10,609.71 : x
  2. Step 2: Convert to fraction form
    18,567.99/25,623.38 = 10,609.71/x
  3. Step 3: Cross multiply
    18,567.99x = 25,623.38 × 10,609.71
  4. Step 4: Simplify right side
    18,567.99x = 271,856,657.54
  5. Step 5: Solve for x
    x = 271,856,657.54/18,567.99
  6. Step 6: Final answer
    x = 14,641.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.