Home / 31,576.65-43,575.75-17,429.46

Finding the Fourth Proportional to 31,576.65, 43,575.75 and 17,429.46

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Solution

The fourth proportional to 31,576.65, 43,575.75 and 17,429.46 is: 24,052.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,576.65 : 43,575.75 = 17,429.46 : x
  2. Step 2: Convert to fraction form
    31,576.65/43,575.75 = 17,429.46/x
  3. Step 3: Cross multiply
    31,576.65x = 43,575.75 × 17,429.46
  4. Step 4: Simplify right side
    31,576.65x = 759,501,791.60
  5. Step 5: Solve for x
    x = 759,501,791.60/31,576.65
  6. Step 6: Final answer
    x = 24,052.64

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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.