Home / 31,576.24-43,575.06-17,428.96

Finding the Fourth Proportional to 31,576.24, 43,575.06 and 17,428.96

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Solution

The fourth proportional to 31,576.24, 43,575.06 and 17,428.96 is: 24,051.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,576.24 : 43,575.06 = 17,428.96 : x
  2. Step 2: Convert to fraction form
    31,576.24/43,575.06 = 17,428.96/x
  3. Step 3: Cross multiply
    31,576.24x = 43,575.06 × 17,428.96
  4. Step 4: Simplify right side
    31,576.24x = 759,467,977.74
  5. Step 5: Solve for x
    x = 759,467,977.74/31,576.24
  6. Step 6: Final answer
    x = 24,051.88

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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.