Home / 25,074.80-37,655.40-17,730.80

Finding the Fourth Proportional to 25,074.80, 37,655.40 and 17,730.80

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Solution

The fourth proportional to 25,074.80, 37,655.40 and 17,730.80 is: 26,626.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,074.80 : 37,655.40 = 17,730.80 : x
  2. Step 2: Convert to fraction form
    25,074.80/37,655.40 = 17,730.80/x
  3. Step 3: Cross multiply
    25,074.80x = 37,655.40 × 17,730.80
  4. Step 4: Simplify right side
    25,074.80x = 667,660,366.32
  5. Step 5: Solve for x
    x = 667,660,366.32/25,074.80
  6. Step 6: Final answer
    x = 26,626.75

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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.