Home / 38,974.32-58,467.60-12,672.91

Finding the Fourth Proportional to 38,974.32, 58,467.60 and 12,672.91

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Solution

The fourth proportional to 38,974.32, 58,467.60 and 12,672.91 is: 19,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,974.32 : 58,467.60 = 12,672.91 : x
  2. Step 2: Convert to fraction form
    38,974.32/58,467.60 = 12,672.91/x
  3. Step 3: Cross multiply
    38,974.32x = 58,467.60 × 12,672.91
  4. Step 4: Simplify right side
    38,974.32x = 740,954,632.72
  5. Step 5: Solve for x
    x = 740,954,632.72/38,974.32
  6. Step 6: Final answer
    x = 19,011.35

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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.