Home / 22,336.19-30,826.40-12,776.96

Finding the Fourth Proportional to 22,336.19, 30,826.40 and 12,776.96

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Solution

The fourth proportional to 22,336.19, 30,826.40 and 12,776.96 is: 17,633.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,336.19 : 30,826.40 = 12,776.96 : x
  2. Step 2: Convert to fraction form
    22,336.19/30,826.40 = 12,776.96/x
  3. Step 3: Cross multiply
    22,336.19x = 30,826.40 × 12,776.96
  4. Step 4: Simplify right side
    22,336.19x = 393,867,555.46
  5. Step 5: Solve for x
    x = 393,867,555.46/22,336.19
  6. Step 6: Final answer
    x = 17,633.61

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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.