Home / 15,713.31-23,563.72-6,942.07

Finding the Fourth Proportional to 15,713.31, 23,563.72 and 6,942.07

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Solution

The fourth proportional to 15,713.31, 23,563.72 and 6,942.07 is: 10,410.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,713.31 : 23,563.72 = 6,942.07 : x
  2. Step 2: Convert to fraction form
    15,713.31/23,563.72 = 6,942.07/x
  3. Step 3: Cross multiply
    15,713.31x = 23,563.72 × 6,942.07
  4. Step 4: Simplify right side
    15,713.31x = 163,580,993.70
  5. Step 5: Solve for x
    x = 163,580,993.70/15,713.31
  6. Step 6: Final answer
    x = 10,410.35

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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.