Home / 25,122.72-37,690.28-17,741.64

Finding the Fourth Proportional to 25,122.72, 37,690.28 and 17,741.64

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Solution

The fourth proportional to 25,122.72, 37,690.28 and 17,741.64 is: 26,616.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,122.72 : 37,690.28 = 17,741.64 : x
  2. Step 2: Convert to fraction form
    25,122.72/37,690.28 = 17,741.64/x
  3. Step 3: Cross multiply
    25,122.72x = 37,690.28 × 17,741.64
  4. Step 4: Simplify right side
    25,122.72x = 668,687,379.26
  5. Step 5: Solve for x
    x = 668,687,379.26/25,122.72
  6. Step 6: Final answer
    x = 26,616.84

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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.