Home / 14,306.27-19,742.67-8,018.64

Finding the Fourth Proportional to 14,306.27, 19,742.67 and 8,018.64

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Solution

The fourth proportional to 14,306.27, 19,742.67 and 8,018.64 is: 11,065.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,306.27 : 19,742.67 = 8,018.64 : x
  2. Step 2: Convert to fraction form
    14,306.27/19,742.67 = 8,018.64/x
  3. Step 3: Cross multiply
    14,306.27x = 19,742.67 × 8,018.64
  4. Step 4: Simplify right side
    14,306.27x = 158,309,363.37
  5. Step 5: Solve for x
    x = 158,309,363.37/14,306.27
  6. Step 6: Final answer
    x = 11,065.74

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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.