Home / 20,695.41-31,037.98-5,904.46

Finding the Fourth Proportional to 20,695.41, 31,037.98 and 5,904.46

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Solution

The fourth proportional to 20,695.41, 31,037.98 and 5,904.46 is: 8,855.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,695.41 : 31,037.98 = 5,904.46 : x
  2. Step 2: Convert to fraction form
    20,695.41/31,037.98 = 5,904.46/x
  3. Step 3: Cross multiply
    20,695.41x = 31,037.98 × 5,904.46
  4. Step 4: Simplify right side
    20,695.41x = 183,262,511.39
  5. Step 5: Solve for x
    x = 183,262,511.39/20,695.41
  6. Step 6: Final answer
    x = 8,855.22

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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.