Home / 14,760.22-20,369.12-8,045.71

Finding the Fourth Proportional to 14,760.22, 20,369.12 and 8,045.71

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Solution

The fourth proportional to 14,760.22, 20,369.12 and 8,045.71 is: 11,103.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,760.22 : 20,369.12 = 8,045.71 : x
  2. Step 2: Convert to fraction form
    14,760.22/20,369.12 = 8,045.71/x
  3. Step 3: Cross multiply
    14,760.22x = 20,369.12 × 8,045.71
  4. Step 4: Simplify right side
    14,760.22x = 163,884,032.48
  5. Step 5: Solve for x
    x = 163,884,032.48/14,760.22
  6. Step 6: Final answer
    x = 11,103.09

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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.