Home / 25,158.53-37,684.06-19,168.85

Finding the Fourth Proportional to 25,158.53, 37,684.06 and 19,168.85

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Solution

The fourth proportional to 25,158.53, 37,684.06 and 19,168.85 is: 28,712.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,158.53 : 37,684.06 = 19,168.85 : x
  2. Step 2: Convert to fraction form
    25,158.53/37,684.06 = 19,168.85/x
  3. Step 3: Cross multiply
    25,158.53x = 37,684.06 × 19,168.85
  4. Step 4: Simplify right side
    25,158.53x = 722,360,093.53
  5. Step 5: Solve for x
    x = 722,360,093.53/25,158.53
  6. Step 6: Final answer
    x = 28,712.33

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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.