Home / 14,840.59-20,479.22-8,124.93

Finding the Fourth Proportional to 14,840.59, 20,479.22 and 8,124.93

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Solution

The fourth proportional to 14,840.59, 20,479.22 and 8,124.93 is: 11,211.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,840.59 : 20,479.22 = 8,124.93 : x
  2. Step 2: Convert to fraction form
    14,840.59/20,479.22 = 8,124.93/x
  3. Step 3: Cross multiply
    14,840.59x = 20,479.22 × 8,124.93
  4. Step 4: Simplify right side
    14,840.59x = 166,392,228.95
  5. Step 5: Solve for x
    x = 166,392,228.95/14,840.59
  6. Step 6: Final answer
    x = 11,211.97

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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.