Home / 25,979.22-38,972.91-8,444.94

Finding the Fourth Proportional to 25,979.22, 38,972.91 and 8,444.94

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Solution

The fourth proportional to 25,979.22, 38,972.91 and 8,444.94 is: 12,668.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,979.22 : 38,972.91 = 8,444.94 : x
  2. Step 2: Convert to fraction form
    25,979.22/38,972.91 = 8,444.94/x
  3. Step 3: Cross multiply
    25,979.22x = 38,972.91 × 8,444.94
  4. Step 4: Simplify right side
    25,979.22x = 329,123,886.58
  5. Step 5: Solve for x
    x = 329,123,886.58/25,979.22
  6. Step 6: Final answer
    x = 12,668.74

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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.