Home / 20,852.41-31,200.14-14,624.58

Finding the Fourth Proportional to 20,852.41, 31,200.14 and 14,624.58

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Solution

The fourth proportional to 20,852.41, 31,200.14 and 14,624.58 is: 21,881.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,852.41 : 31,200.14 = 14,624.58 : x
  2. Step 2: Convert to fraction form
    20,852.41/31,200.14 = 14,624.58/x
  3. Step 3: Cross multiply
    20,852.41x = 31,200.14 × 14,624.58
  4. Step 4: Simplify right side
    20,852.41x = 456,288,714.32
  5. Step 5: Solve for x
    x = 456,288,714.32/20,852.41
  6. Step 6: Final answer
    x = 21,881.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.