Home / 25,132.81-34,679.12-14,523.43

Finding the Fourth Proportional to 25,132.81, 34,679.12 and 14,523.43

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Solution

The fourth proportional to 25,132.81, 34,679.12 and 14,523.43 is: 20,039.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,132.81 : 34,679.12 = 14,523.43 : x
  2. Step 2: Convert to fraction form
    25,132.81/34,679.12 = 14,523.43/x
  3. Step 3: Cross multiply
    25,132.81x = 34,679.12 × 14,523.43
  4. Step 4: Simplify right side
    25,132.81x = 503,659,771.78
  5. Step 5: Solve for x
    x = 503,659,771.78/25,132.81
  6. Step 6: Final answer
    x = 20,039.93

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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.