Home / 14,853.06-20,494.53-8,479.62

Finding the Fourth Proportional to 14,853.06, 20,494.53 and 8,479.62

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Solution

The fourth proportional to 14,853.06, 20,494.53 and 8,479.62 is: 11,700.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,853.06 : 20,494.53 = 8,479.62 : x
  2. Step 2: Convert to fraction form
    14,853.06/20,494.53 = 8,479.62/x
  3. Step 3: Cross multiply
    14,853.06x = 20,494.53 × 8,479.62
  4. Step 4: Simplify right side
    14,853.06x = 173,785,826.48
  5. Step 5: Solve for x
    x = 173,785,826.48/14,853.06
  6. Step 6: Final answer
    x = 11,700.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.