Home / 12,555.46-17,327.01-6,967.54

Finding the Fourth Proportional to 12,555.46, 17,327.01 and 6,967.54

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Solution

The fourth proportional to 12,555.46, 17,327.01 and 6,967.54 is: 9,615.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,555.46 : 17,327.01 = 6,967.54 : x
  2. Step 2: Convert to fraction form
    12,555.46/17,327.01 = 6,967.54/x
  3. Step 3: Cross multiply
    12,555.46x = 17,327.01 × 6,967.54
  4. Step 4: Simplify right side
    12,555.46x = 120,726,635.26
  5. Step 5: Solve for x
    x = 120,726,635.26/12,555.46
  6. Step 6: Final answer
    x = 9,615.47

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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.