Home / 25,578.55-35,303.84-17,190.19

Finding the Fourth Proportional to 25,578.55, 35,303.84 and 17,190.19

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Solution

The fourth proportional to 25,578.55, 35,303.84 and 17,190.19 is: 23,726.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,578.55 : 35,303.84 = 17,190.19 : x
  2. Step 2: Convert to fraction form
    25,578.55/35,303.84 = 17,190.19/x
  3. Step 3: Cross multiply
    25,578.55x = 35,303.84 × 17,190.19
  4. Step 4: Simplify right side
    25,578.55x = 606,879,672.05
  5. Step 5: Solve for x
    x = 606,879,672.05/25,578.55
  6. Step 6: Final answer
    x = 23,726.12

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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.