Home / 15,523.91-23,286.71-4,429.74

Finding the Fourth Proportional to 15,523.91, 23,286.71 and 4,429.74

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Solution

The fourth proportional to 15,523.91, 23,286.71 and 4,429.74 is: 6,644.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,523.91 : 23,286.71 = 4,429.74 : x
  2. Step 2: Convert to fraction form
    15,523.91/23,286.71 = 4,429.74/x
  3. Step 3: Cross multiply
    15,523.91x = 23,286.71 × 4,429.74
  4. Step 4: Simplify right side
    15,523.91x = 103,154,070.76
  5. Step 5: Solve for x
    x = 103,154,070.76/15,523.91
  6. Step 6: Final answer
    x = 6,644.85

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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.