Home / 19,438.75-26,828.72-14,714.83

Finding the Fourth Proportional to 19,438.75, 26,828.72 and 14,714.83

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Solution

The fourth proportional to 19,438.75, 26,828.72 and 14,714.83 is: 20,308.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,438.75 : 26,828.72 = 14,714.83 : x
  2. Step 2: Convert to fraction form
    19,438.75/26,828.72 = 14,714.83/x
  3. Step 3: Cross multiply
    19,438.75x = 26,828.72 × 14,714.83
  4. Step 4: Simplify right side
    19,438.75x = 394,780,053.92
  5. Step 5: Solve for x
    x = 394,780,053.92/19,438.75
  6. Step 6: Final answer
    x = 20,308.92

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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.