Home / 12,669.27-17,482.66-7,291.41

Finding the Fourth Proportional to 12,669.27, 17,482.66 and 7,291.41

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Solution

The fourth proportional to 12,669.27, 17,482.66 and 7,291.41 is: 10,061.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,669.27 : 17,482.66 = 7,291.41 : x
  2. Step 2: Convert to fraction form
    12,669.27/17,482.66 = 7,291.41/x
  3. Step 3: Cross multiply
    12,669.27x = 17,482.66 × 7,291.41
  4. Step 4: Simplify right side
    12,669.27x = 127,473,241.95
  5. Step 5: Solve for x
    x = 127,473,241.95/12,669.27
  6. Step 6: Final answer
    x = 10,061.61

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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.