Home / 31,577.07-43,576.35-17,429.91

Finding the Fourth Proportional to 31,577.07, 43,576.35 and 17,429.91

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Solution

The fourth proportional to 31,577.07, 43,576.35 and 17,429.91 is: 24,053.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,577.07 : 43,576.35 = 17,429.91 : x
  2. Step 2: Convert to fraction form
    31,577.07/43,576.35 = 17,429.91/x
  3. Step 3: Cross multiply
    31,577.07x = 43,576.35 × 17,429.91
  4. Step 4: Simplify right side
    31,577.07x = 759,531,858.63
  5. Step 5: Solve for x
    x = 759,531,858.63/31,577.07
  6. Step 6: Final answer
    x = 24,053.27

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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.