Home / 13,234.20-18,246.84-10,707

Finding the Fourth Proportional to 13,234.20, 18,246.84 and 10,707

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Solution

The fourth proportional to 13,234.20, 18,246.84 and 10,707 is: 14,762.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234.20 : 18,246.84 = 10,707 : x
  2. Step 2: Convert to fraction form
    13,234.20/18,246.84 = 10,707/x
  3. Step 3: Cross multiply
    13,234.20x = 18,246.84 × 10,707
  4. Step 4: Simplify right side
    13,234.20x = 195,368,915.88
  5. Step 5: Solve for x
    x = 195,368,915.88/13,234.20
  6. Step 6: Final answer
    x = 14,762.43

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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.