Home / 12,022.74-16,502.50-11,508.95

Finding the Fourth Proportional to 12,022.74, 16,502.50 and 11,508.95

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Solution

The fourth proportional to 12,022.74, 16,502.50 and 11,508.95 is: 15,797.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022.74 : 16,502.50 = 11,508.95 : x
  2. Step 2: Convert to fraction form
    12,022.74/16,502.50 = 11,508.95/x
  3. Step 3: Cross multiply
    12,022.74x = 16,502.50 × 11,508.95
  4. Step 4: Simplify right side
    12,022.74x = 189,926,410.19
  5. Step 5: Solve for x
    x = 189,926,410.19/12,022.74
  6. Step 6: Final answer
    x = 15,797.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.