Home / 31,835.22-43,948.19-19,902.41

Finding the Fourth Proportional to 31,835.22, 43,948.19 and 19,902.41

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Solution

The fourth proportional to 31,835.22, 43,948.19 and 19,902.41 is: 27,475.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,835.22 : 43,948.19 = 19,902.41 : x
  2. Step 2: Convert to fraction form
    31,835.22/43,948.19 = 19,902.41/x
  3. Step 3: Cross multiply
    31,835.22x = 43,948.19 × 19,902.41
  4. Step 4: Simplify right side
    31,835.22x = 874,674,576.88
  5. Step 5: Solve for x
    x = 874,674,576.88/31,835.22
  6. Step 6: Final answer
    x = 27,475.06

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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.