Home / 21,342.34-32,013.50-5,759.96

Finding the Fourth Proportional to 21,342.34, 32,013.50 and 5,759.96

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Solution

The fourth proportional to 21,342.34, 32,013.50 and 5,759.96 is: 8,639.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,342.34 : 32,013.50 = 5,759.96 : x
  2. Step 2: Convert to fraction form
    21,342.34/32,013.50 = 5,759.96/x
  3. Step 3: Cross multiply
    21,342.34x = 32,013.50 × 5,759.96
  4. Step 4: Simplify right side
    21,342.34x = 184,396,479.46
  5. Step 5: Solve for x
    x = 184,396,479.46/21,342.34
  6. Step 6: Final answer
    x = 8,639.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.