Home / 15,893.46-23,835.65-6,405.75

Finding the Fourth Proportional to 15,893.46, 23,835.65 and 6,405.75

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Solution

The fourth proportional to 15,893.46, 23,835.65 and 6,405.75 is: 9,606.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,893.46 : 23,835.65 = 6,405.75 : x
  2. Step 2: Convert to fraction form
    15,893.46/23,835.65 = 6,405.75/x
  3. Step 3: Cross multiply
    15,893.46x = 23,835.65 × 6,405.75
  4. Step 4: Simplify right side
    15,893.46x = 152,685,182.96
  5. Step 5: Solve for x
    x = 152,685,182.96/15,893.46
  6. Step 6: Final answer
    x = 9,606.79

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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.