Home / 19,162.40-26,446.56-10,778.84

Finding the Fourth Proportional to 19,162.40, 26,446.56 and 10,778.84

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Solution

The fourth proportional to 19,162.40, 26,446.56 and 10,778.84 is: 14,876.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,162.40 : 26,446.56 = 10,778.84 : x
  2. Step 2: Convert to fraction form
    19,162.40/26,446.56 = 10,778.84/x
  3. Step 3: Cross multiply
    19,162.40x = 26,446.56 × 10,778.84
  4. Step 4: Simplify right side
    19,162.40x = 285,063,238.79
  5. Step 5: Solve for x
    x = 285,063,238.79/19,162.40
  6. Step 6: Final answer
    x = 14,876.18

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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.