Home / 31,384.46-43,310.86-17,237.58

Finding the Fourth Proportional to 31,384.46, 43,310.86 and 17,237.58

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Solution

The fourth proportional to 31,384.46, 43,310.86 and 17,237.58 is: 23,788.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,384.46 : 43,310.86 = 17,237.58 : x
  2. Step 2: Convert to fraction form
    31,384.46/43,310.86 = 17,237.58/x
  3. Step 3: Cross multiply
    31,384.46x = 43,310.86 × 17,237.58
  4. Step 4: Simplify right side
    31,384.46x = 746,574,414.12
  5. Step 5: Solve for x
    x = 746,574,414.12/31,384.46
  6. Step 6: Final answer
    x = 23,788.03

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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.