Home / 25,657.06-38,489.62-10,866.06

Finding the Fourth Proportional to 25,657.06, 38,489.62 and 10,866.06

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Solution

The fourth proportional to 25,657.06, 38,489.62 and 10,866.06 is: 16,300.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,657.06 : 38,489.62 = 10,866.06 : x
  2. Step 2: Convert to fraction form
    25,657.06/38,489.62 = 10,866.06/x
  3. Step 3: Cross multiply
    25,657.06x = 38,489.62 × 10,866.06
  4. Step 4: Simplify right side
    25,657.06x = 418,230,520.30
  5. Step 5: Solve for x
    x = 418,230,520.30/25,657.06
  6. Step 6: Final answer
    x = 16,300.80

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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.