Home / 25,155.74-37,751.88-20,284.22

Finding the Fourth Proportional to 25,155.74, 37,751.88 and 20,284.22

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Solution

The fourth proportional to 25,155.74, 37,751.88 and 20,284.22 is: 30,441.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,155.74 : 37,751.88 = 20,284.22 : x
  2. Step 2: Convert to fraction form
    25,155.74/37,751.88 = 20,284.22/x
  3. Step 3: Cross multiply
    25,155.74x = 37,751.88 × 20,284.22
  4. Step 4: Simplify right side
    25,155.74x = 765,767,439.33
  5. Step 5: Solve for x
    x = 765,767,439.33/25,155.74
  6. Step 6: Final answer
    x = 30,441.06

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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.