Home / 22,733.19-31,366.58-13,778.84

Finding the Fourth Proportional to 22,733.19, 31,366.58 and 13,778.84

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Solution

The fourth proportional to 22,733.19, 31,366.58 and 13,778.84 is: 19,011.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,733.19 : 31,366.58 = 13,778.84 : x
  2. Step 2: Convert to fraction form
    22,733.19/31,366.58 = 13,778.84/x
  3. Step 3: Cross multiply
    22,733.19x = 31,366.58 × 13,778.84
  4. Step 4: Simplify right side
    22,733.19x = 432,195,096.69
  5. Step 5: Solve for x
    x = 432,195,096.69/22,733.19
  6. Step 6: Final answer
    x = 19,011.63

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Similar ratio
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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.