Home / 12,010.03-17,991.05-8,252.64

Finding the Fourth Proportional to 12,010.03, 17,991.05 and 8,252.64

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Solution

The fourth proportional to 12,010.03, 17,991.05 and 8,252.64 is: 12,362.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010.03 : 17,991.05 = 8,252.64 : x
  2. Step 2: Convert to fraction form
    12,010.03/17,991.05 = 8,252.64/x
  3. Step 3: Cross multiply
    12,010.03x = 17,991.05 × 8,252.64
  4. Step 4: Simplify right side
    12,010.03x = 148,473,617.61
  5. Step 5: Solve for x
    x = 148,473,617.61/12,010.03
  6. Step 6: Final answer
    x = 12,362.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.