Home / 25,827.69-38,704.91-10,818.63

Finding the Fourth Proportional to 25,827.69, 38,704.91 and 10,818.63

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Solution

The fourth proportional to 25,827.69, 38,704.91 and 10,818.63 is: 16,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,827.69 : 38,704.91 = 10,818.63 : x
  2. Step 2: Convert to fraction form
    25,827.69/38,704.91 = 10,818.63/x
  3. Step 3: Cross multiply
    25,827.69x = 38,704.91 × 10,818.63
  4. Step 4: Simplify right side
    25,827.69x = 418,734,046.38
  5. Step 5: Solve for x
    x = 418,734,046.38/25,827.69
  6. Step 6: Final answer
    x = 16,212.60

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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.