Home / 14,760.36-20,372.76-8,793.72

Finding the Fourth Proportional to 14,760.36, 20,372.76 and 8,793.72

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Solution

The fourth proportional to 14,760.36, 20,372.76 and 8,793.72 is: 12,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,760.36 : 20,372.76 = 8,793.72 : x
  2. Step 2: Convert to fraction form
    14,760.36/20,372.76 = 8,793.72/x
  3. Step 3: Cross multiply
    14,760.36x = 20,372.76 × 8,793.72
  4. Step 4: Simplify right side
    14,760.36x = 179,152,347.07
  5. Step 5: Solve for x
    x = 179,152,347.07/14,760.36
  6. Step 6: Final answer
    x = 12,137.40

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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.