Home / 25,975.68-38,949.62-13,483.12

Finding the Fourth Proportional to 25,975.68, 38,949.62 and 13,483.12

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Solution

The fourth proportional to 25,975.68, 38,949.62 and 13,483.12 is: 20,217.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,975.68 : 38,949.62 = 13,483.12 : x
  2. Step 2: Convert to fraction form
    25,975.68/38,949.62 = 13,483.12/x
  3. Step 3: Cross multiply
    25,975.68x = 38,949.62 × 13,483.12
  4. Step 4: Simplify right side
    25,975.68x = 525,162,400.41
  5. Step 5: Solve for x
    x = 525,162,400.41/25,975.68
  6. Step 6: Final answer
    x = 20,217.46

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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.