Home / 14,753.56-20,358.66-8,465.80

Finding the Fourth Proportional to 14,753.56, 20,358.66 and 8,465.80

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Solution

The fourth proportional to 14,753.56, 20,358.66 and 8,465.80 is: 11,682.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,753.56 : 20,358.66 = 8,465.80 : x
  2. Step 2: Convert to fraction form
    14,753.56/20,358.66 = 8,465.80/x
  3. Step 3: Cross multiply
    14,753.56x = 20,358.66 × 8,465.80
  4. Step 4: Simplify right side
    14,753.56x = 172,352,343.83
  5. Step 5: Solve for x
    x = 172,352,343.83/14,753.56
  6. Step 6: Final answer
    x = 11,682.09

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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.