Home / 25,494.27-38,230.62-13,645.50

Finding the Fourth Proportional to 25,494.27, 38,230.62 and 13,645.50

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Solution

The fourth proportional to 25,494.27, 38,230.62 and 13,645.50 is: 20,462.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,494.27 : 38,230.62 = 13,645.50 : x
  2. Step 2: Convert to fraction form
    25,494.27/38,230.62 = 13,645.50/x
  3. Step 3: Cross multiply
    25,494.27x = 38,230.62 × 13,645.50
  4. Step 4: Simplify right side
    25,494.27x = 521,675,925.21
  5. Step 5: Solve for x
    x = 521,675,925.21/25,494.27
  6. Step 6: Final answer
    x = 20,462.48

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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.