Home / 12,571.67-17,350.80-7,266.35

Finding the Fourth Proportional to 12,571.67, 17,350.80 and 7,266.35

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Solution

The fourth proportional to 12,571.67, 17,350.80 and 7,266.35 is: 10,028.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,571.67 : 17,350.80 = 7,266.35 : x
  2. Step 2: Convert to fraction form
    12,571.67/17,350.80 = 7,266.35/x
  3. Step 3: Cross multiply
    12,571.67x = 17,350.80 × 7,266.35
  4. Step 4: Simplify right side
    12,571.67x = 126,076,985.58
  5. Step 5: Solve for x
    x = 126,076,985.58/12,571.67
  6. Step 6: Final answer
    x = 10,028.66

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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.