Home / 12,501.32-17,252.42-6,912.68

Finding the Fourth Proportional to 12,501.32, 17,252.42 and 6,912.68

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Solution

The fourth proportional to 12,501.32, 17,252.42 and 6,912.68 is: 9,539.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501.32 : 17,252.42 = 6,912.68 : x
  2. Step 2: Convert to fraction form
    12,501.32/17,252.42 = 6,912.68/x
  3. Step 3: Cross multiply
    12,501.32x = 17,252.42 × 6,912.68
  4. Step 4: Simplify right side
    12,501.32x = 119,260,458.69
  5. Step 5: Solve for x
    x = 119,260,458.69/12,501.32
  6. Step 6: Final answer
    x = 9,539.83

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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.